Subjects who are on systemic corticosteroids (intravenous (IV) or oral steroids, excluding inhaled, topical or ophthalmic corticosteroids), or anti-epileptic drugs for treated brain metastasis Patients must not have an organ allograft or other history of immune compromise; patients must not be receiving chronic, systemic treatment with corticosteroids or other immunosuppressive agent; topical or inhaled corticosteroids are allowed Currently receiving systemic corticosteroids or other immunosuppressive medications or has a medical condition that requires the chronic use of corticosteroids; Note: inhaled and topical steroids are permitted Diagnosis of immunodeficiency or is receiving chronic systemic corticosteroid therapy or other immunosuppressive therapy (excludes inhaled corticosteroids) within 7 days of first dose of study drug Use of any systemic immunosuppressive treatments including corticosteroids, cyclosporine, mycophenolate mofetil et cetera, ongoing or within the last 3 months prior to day 1 of treatment\r\n* (NOTE: Patients on physiologic dose of corticosteroids [=< 10 mg/day of prednisone or equivalent] for long-term hormone-replacement therapy or those requiring short, intermittent courses of corticosteroids for hypersensitivity prophylaxis [such as for iodinated computed tomography (CT) contrast prophylaxis] or those using intranasal, inhaled, topical steroids, or local steroid injection [e.g., intra-articular injection] can be allowed) Corticosteroids or any other immunosuppressive therapy -2 weeks NOTE: Use of inhaled or topical steroids is not an exclusion Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent, except corticosteroids with a daily dosage equivalent to prednisone =< 20 mg; however, patients receiving corticosteroids must have been on a stable dosage regimen for a minimum of 4 weeks prior to the first treatment with everolimus; topical or inhaled corticosteroids are allowed Ongoing immunosuppressive therapy including systemic corticosteroids (prednisone or equivalent =< 10 mg daily allowed as clinically warranted); patients are allowed to use topical or inhaled corticosteroids Has any condition requiring systemic treatment with corticosteroids, prednisone equivalents, or other immunosuppressive medications within 14 days prior to first dose of study drug (except that inhaled or topical corticosteroids or brief courses of corticosteroids given for prophylaxis of contrast dye allergic response are permitted). Have chronic daily treatment with corticosteroids, excluding inhaled or topical steroids. Use of escalating or chronic supraphysiologic doses of corticosteroids or immunosuppressive agents (such as, cyclosporine). [Use of topical, ophthalmic, inhaled, and intranasal corticosteroids permitted]. Concurrent medical condition requiring the use of immunosuppressive medications, or systemic or topical corticosteroids; systemic or topical corticosteroids must be discontinued at least 4 weeks prior to enrollment. Inhaled or intranasal corticosteroids (with minimal systemic absorption may be continued if the subject is on a stable dose). Non-absorbed intra-articular steroid injections will be permitted; or use of other investigational drugs (drugs not marketed for any indication) within 30 days prior to study drug administration. Use of steroids as prophylactic treatment for subjects with contrast allergies to diagnostic imaging contrast dyes will be permitted; Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent; Note: Patients who are currently using inhaled, intranasal, ocular, topical or other non-oral or non-IV steroids are not necessarily excluded from the study but need to be discussed with the study chair No escalation of systemic immunosuppression in terms of increase of corticosteroids or addition of new agent / modality within 2 weeks of randomization. (Note that increasing calcineurin inhibitors or sirolimus to achieve therapeutic trough levels is allowed.) Topical skin and topical gastrointestinal steroids are allowed. Concurrent systemic therapy with immunosuppressive agents; use of hormonal agents within 7 days before the start of trial treatment. Note: subjects receiving bisphosphonate or denosumab are eligible provided treatment was initiated at least 14 days before the first dose of avelumab. Subjects receiving immunosuppressive agents (such as corticosteroids) for any reason should be tapered off these drugs before initiation of the study treatment (with the exception of subjects with adrenal insufficiency, who may continue corticosteroids at physiologic replacement dose, equivalent to ? 10 mg prednisone daily). Steroids with no or minimal systemic effect (topical, inhalation) are allowed. Chronic, systemic treatment with immunosuppressive agents; patients who require a stable dose of corticosteroids for control of cerebral edema are eligible; topical or inhaled steroids are also allowed Chronic administration (defined as daily or every other day for continuous use > 14 days) of systemic corticosteroids within 28 days of the first planned dose off PROSTVAC; use of inhaled steroids, nasal sprays, and topical creams for small body areas are allowed Patients on immunosuppressive therapy including:\r\n* Systemic corticosteroid therapy for any reason; patients receiving inhaled or topical corticosteroids may participate Patients who are on chronic treatment with corticosteroids or other immunosuppressive agents (topical or inhaled corticosteroids are allowed) Current treatment with systemic steroid therapy (inhaled/topical steroids are acceptable); systemic corticosteroids must be discontinued for at least 4 weeks prior to first treatment with ipilimumab During study therapy, subjects may use systemic, topical, or enteric corticosteroids, if needed Subjects receiving systemic (oral or parenteral) corticosteroid therapy within 7 days of first dose of study drug or a requirement for chronic systemic immunosuppressive therapy for any reason. Topical or inhaled steroids are allowed. Requirement for systemic corticosteroids unless used for adrenal replacement, acute therapy for asthma or bronchitis exacerbation (=< 2 weeks), or premedication for contrast allergy\r\n* Topical, intranasal, or inhaled steroids are not excluded Presence of immunosuppressive conditions, including administration of any medications or treatments that may adversely affect the immune system such as allergy injections, immune globulin, interferon, immunomodulators, cytotoxic drugs, or systemic corticosteroids (oral or injectable) during 3 months prior to enrollment; inhaled and topical corticosteroids allowed Ongoing immunosuppressive therapy, including systemic corticosteroids. Note: Subjects may be using topical or inhaled corticosteroids. Treatment with an immunosuppressive regimen of corticosteroids or other immunosuppressive medication (e.g., methotrexate, rapamycin) within 30 days of study treatment; Note: patients may take up to 5 mg of prednisone or equivalent daily; topical and inhaled corticosteroids in standard doses are allowed Current use of immunosuppressive agents or systemic corticosteroids; topical, ocular, intra-articular, intranasal, inhalational corticosteroids (with minimal systemic absorption) are allowed; patients who have received systemic\r\ncorticosteroids =< 30 days prior to starting study drug will be excluded History of venous thromboembolism within prior 6 months; chronic, systemic corticosteroid use for palliative or supportive purpose is not permitted; use of corticosteroids as symptomatic treatment may be allowed on individual basis and upon discussion with the sponsor; acute emergency administration, topical applications, inhaled sprays, eye drops or local injections of corticosteroids are allowed Treatment with any of the following medications or interventions within 28 days of registration:\r\n* Systemic corticosteroids; however, use of inhaled, intranasal, and topical steroids is acceptable\r\n* Ketoconazole\r\n* High dose calcitriol [1,25(OH)2VitD] (i.e., > 7.0 ug/week)\r\n* Any other systemic therapy for prostate cancer (except for medical castration) Treatment with systemic corticosteroids or other systemic immunosuppressive medications within past 4 weeks or 5 half-lives whichever is shorter. Use of inhaled or topical steroids or systemic corticosteroids < 10 mg/day of prednisone (or equivalent) is permitted Chronic administration (defined as daily or every other day for continued use > 14 days) of systemic corticosteroids within 28 days before the first planned dose of investigational therapy; use of corticosteroids with minimal systemic absorption (e.g. inhaled steroids, nasal sprays, and topical agents) is allowed Current or prior use of any immunosuppressive medications, such as corticosteroids, within 14 days before enrollment\r\n* Oral hydrocortisone, only for the purposes of a documented and confirmed adrenal insufficiency diagnosis, is permitted if =< 25 mg daily total dose\r\n* Inhaled, intranasal, or topical corticosteroids are permitted Need for systemic corticosteroids > 10 mg prednisone daily or equivalent alternative steroid (except physiologic dose for adrenal replacement therapy) or other immunosuppressive agents (such as cyclosporine or methotrexate); use of topical and inhaled corticosteroids is permitted Treatment with oral/systemic corticosteroids, with the exception of topical or inhaled steroids Diagnosis of immunodeficiency or is receiving chronic systemic corticosteroid therapy or other immunosuppressive therapy (excludes inhaled corticosteroids) within 7 days of study registration Patients must be off all systemic immunosuppressive drugs including corticosteroids at any dose for at least 28 days prior to protocol enrollment and must remain off immunosuppressive drugs while enrolled on the protocol; patients must not be taking any systemic steroids at all for 14 days prior to apheresis and initiation of chemotherapy; topical corticosteroid preparations applied to the skin such as solutions, creams, and ointments are allowed; inhaled corticosteroids are allowed, and corticosteroid eye drops are allowed Has a diagnosis of immunodeficiency or is receiving systemic steroid therapy or any other form of immunosuppressive therapy within 7 days prior to the first dose of trial treatment; subjects may use topical or inhaled corticosteroids or low-dose steroids (=< 10 mg of prednisone or equivalent per day) as therapy for comorbid conditions; during study participation, subjects may receive systemic or enteric corticosteroids as needed for treatment-emergent comorbid conditions Medical need for systemic corticosteroids > 10 mg prednisone daily or equivalent alternative steroid (except physiologic dose for adrenal replacement therapy) or other immunosuppressive agents (such as cyclosporine or methotrexate); topical and inhaled corticosteroids are allowed if medically needed Has a diagnosis of immunodeficiency or is receiving systemic steroid therapy or any other form of immunosuppressive therapy within 7 days prior to the first dose of trial treatment; subjects may use topical or inhaled corticosteroids or low-dose steroids (=< 10 mg of prednisone or equivalent per day) as therapy for comorbid conditions; during study participation, subjects may receive systemic or enteric corticosteroids as needed for treatment-emergent comorbid conditions Has a diagnosis of immunosuppression or is receiving ongoing immunosuppressive therapy, including systemic or enteric corticosteroids for treatment of lymphoid cancer or other conditions\r\n* Note: subjects may use topical or inhaled corticosteroids or low-dose steroids (=< 20 mg of prednisone or equivalent per day) as therapy for comorbid conditions; during study participation, subjects may also receive systemic or enteric corticosteroids as needed for treatment-related toxicities Treatment with an immunosuppressive regimen of corticosteroids or other immunosuppressive medication (e.g., methotrexate, rapamycin) within 30 days of study treatment; Note: subjects may take up to 5 mg of prednisone or equivalent daily; topical and inhaled corticosteroids in standard doses are allowed Current use of systemic corticosteroids or use of systemic corticosteroids within 4 weeks of enrollment (inhaled corticosteroids for asthma or chronic obstructive pulmonary disease [COPD] are permitted as are other non-systemic steroids such as topical corticosteroids) Treatment with oral/systemic corticosteroids, with the exception of topical or inhaled steroids Chronic administration (defined as daily or every other day for continued use > 14 days) of corticosteroids deemed systemic by investigator within 28 days before the first planned dose of PROSTVAC; use of inhaled steroids, nasal sprays, and topical creams for small body areas is allowed Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Not currently receiving immunosuppressive drugs such as corticosteroids (excluding topical treatment), tacrolimus or cyclosporine Current use of immunosuppressive drugs or use of corticosteroids, except for inhaler, topical corticosteroids, or dexamethasone in the premedication for docetaxel. Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Patients with graft versus host disease (GVHD) active < grade 2 who are on a stable dose of immunosuppressive therapy (tacrolimus, cyclosporine, or other) for > 2 weeks will be included; Note: subjects may be using systemic corticosteroids or topical or inhaled corticosteroids Chronic treatment with high dose corticosteroids or other immunosuppressive agents; topical, inhaled, and low dose oral corticosteroids are allowed provided stable dosing for at least 2 weeks Treatment with oral/systemic corticosteroids, with the exception of topical or inhaled steroids Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed, and treatment with low dose Decadron (=< 3mg daily) is allowed Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent; topical or inhaled corticosteroids are allowed Ongoing immunosuppressive therapy, including systemic corticosteroids (> 10 mg prednisone or equivalent/day) with the exception of the use of topical, enteric, or inhaled corticosteroids as therapy for comorbid conditions and systemic steroids for autoimmune anemia and/or thrombocytopenia Patients on immunosuppressive therapy including:\r\n* Systemic corticosteroid therapy for any reason; patients receiving inhaled, intranasal or topical corticosteroids may participate Treatment with oral/systemic corticosteroids, with the exception of topical or inhaled steroids TREATMENT: Patients requiring chronic treatment with corticosteroids or other immunosuppressive agents are ineligible to receive everolimus (topical or inhaled corticosteroids are allowed) Treatment with oral/systemic corticosteroids; NOTE: with the exception of topical or inhaled steroids Immunocompromised patients and patients with known immunodeficiency; or receiving systemic steroid therapy or any other immunosuppressive therapy =< 7 days prior to registration; NOTE: inhaled steroids and low-dose corticosteroids are allowed Participants that have been receiving the following medications or treatments within the 6 weeks (42 days) prior to consenting:\r\n* Corticosteroids, administered parenterally, orally, or inhaled (inhaled steroids, such as: Advair, Flovent, Azmacort)\r\n* Topical corticosteroids are acceptable Current treatment with systemic steroid therapy (inhaled/topical steroids are acceptable); systemic corticosteroids must be discontinued for at least 30 days prior to first CYT107 injection Immunosuppressive treatment that cannot be discontinued prior to study entry and for the duration of the study. Immunosuppressive treatment should be discontinued for at least 1 week prior to start of the administration of CPI-0610. Oral prednisone at a dose of 10mg or less per day is allowed, as are other oral corticosteroids given at glucocorticoid-equivalent doses. Topical, nasal and inhaled corticosteroids are also allowed Treatment with any of the following medications or interventions within 28 days of registration:\r\n* Systematic corticosteroids; use of inhaled, intranasal, and topical steroids is acceptable\r\n* Any other systemic therapy for prostate cancer (except for medical castration) Patients receiving chronic, systemic treatment with corticosteroids (more than 20 mg/day prednisone equivalent, see inclusion criteria) or another immunosuppressive agent; topical or inhaled corticosteroids are allowed Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent are not eligible to participate in this study; topical or inhaled corticosteroids are allowed Patients who require systemic corticosteroid or other immunosuppressive therapy for GVHD; immunosuppressive therapy must be stopped at least 28 days prior to protocol course 1 day 1 (C1D1); steroids for physiologic replacement, for ALL maintenance or topical agents and/or inhaled corticosteroids are permitted Patients NOT receiving systemic immune suppressive therapy for treatment of active GVHD (topical skin and GI corticosteroids are allowed). Subject is currently receiving or requires treatment with immunosuppressive agents or immunosuppressive doses of systemic corticosteroids (unless used to treat drug-related adverse events).Topical, ocular, intra-articular, intranasal, inhalational corticosteroids (with minimal systemic absorption), and some uses of systemic corticosteroids are permitted as per Section 9.1. Chronic treatment with corticosteroids or other immunosuppressive agents except (i) inhaled or topical steroids or replacement dose corticosteroids equivalent to ? 10 mg prednisone and (ii) patients receiving physiological doses of hydrocortisone for adrenal insufficiency Patients must not be receiving chronic, systemic treatment with corticosteroids or other immunosuppressive agent; topical or inhaled corticosteroids are allowed Immunosuppressive treatment that cannot be discontinued both prior to study entry and for the duration of the study. Oral prednisone at a dose of 10 mg or less per day is allowed, as are other oral corticosteroids given at glucocorticoid-equivalent doses. Topical, nasal and inhaled corticosteroids are also allowed. Treatment with per oral systemic corticosteroids exceeding 10mg/day within seven (7) days before Screening until nephrectomy (inhaled, intranasal and local steroids accepted irrespective of dose) Ongoing immunosuppressive therapy, including cyclosporine and tacrolimus; patients who are on high dose steroid; Note: Subjects may be using systemic corticosteroids (daily doses =< 10 mg of prednisone or equivalent) or topical or inhaled corticosteroids Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent with the following exceptions:\r\n* Intermittent steroids (not to exceed 4 mg every day) may be used on an as-needed basis (e.g. treatment for chemotherapy-related nausea, anorexia and fatigue)\r\n* Patients on physiologic replacement doses of steroids due to adrenal insufficiency for any reason may remain on these medications\r\n* Topical, inhaled or intra-articular corticosteroids Subjects receiving chronic, systemic treatment with corticosteroids equivalent to > 20 mg of prednisone per day; subjects receiving replacement for adrenal insufficiency will be allowed on the study; topical or inhaled corticosteroids are allowed A requirement for daily systemic corticosteroids for any reason; or other immunosuppressive or immunomodulatory agents; topical, nasal or physiologic corticosteroids are to be permitted Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent. Topical or inhaled corticosteroids are allowed. Chronic administration (defined as daily or every other day for continued use > 14 days) of corticosteroids deemed systemic by investigator within 28 days before the first planned dose of PROSTVAC; use of inhaled steroids, nasal sprays, intra-articular injections and topical creams for small body areas is allowed Medical conditions (aside from newly-diagnosed brain metastases) for which the chronic use of corticosteroids or other immunosuppressive medications are indicated; Note: inhaled and topical steroids are permitted Systemic corticosteroid therapy for any reason, including replacement therapy for hypoadrenalism. Patients receiving inhaled or topical corticosteroids may participate (if therapy is < 5 days and is limited to systemic steroids as antiemetics). Is dependent on, currently or has received within the past 4 weeks corticosteroids (hormone replacement therapy, topical corticosteroids and occasional inhaled corticosteroids are allowed). Patients who require pharmacological or replacement doses of systemic corticosteroids or who have received systemic corticosteroids within 30 days of study entry; use of topical, inhaled or ophthalmic steroids is permitted. Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Diagnosis of immunodeficiency or is receiving chronic systemic corticosteroid therapy or other immunosuppressive therapy (excludes inhaled corticosteroids) within 7 days of first dose of study drug Current or recent (=< 4 weeks) use of immunosuppressive medications including systemic (inhaled, oral, or intravenous [IV]) corticosteroids; Note: use of corticosteroids in doses not exceeding those used for adrenal replacement is acceptable Chronic treatment with corticosteroids or other immunosuppressive agents; note: topical or inhaled corticosteroids are allowed Patients must not be receiving chronic, systemic treatment with corticosteroids or other immunosuppressive agent; topical or inhaled corticosteroids are allowed Ongoing immunosuppressive therapy, including systemic or enteric corticosteroids for treatment of CLL or other conditions. Note: Subjects may be using topical or inhaled corticosteroids as therapy for comorbid conditions. Concurrent medical condition requiring the use of immunosuppressive medications or immunosuppressive doses of systemic or absorbable topical corticosteroids (doses greater than 10 mg/day prednisone or equivalent); inhaled or intranasal corticosteroids (with minimal systemic absorption) may be continued; non-absorbed intra-articular steroid injections are allowed; the exception to the use of steroids is the treatment of serious adverse events (SAEs) such as pneumonitis and the prevention of emesis Patients receiving current treatment with corticosteroids or another immunosuppressive. Topical or inhaled corticosteroids are allowed. Chronic system corticosteroids for any reason (inhaled corticosteroids are allowed); pre-medication for chemotherapy is acceptable Chronic administration (defined as daily or every other day for continued use > 14 days) of corticosteroids deemed systemic by investigator within 28 days before the first planned dose of PSA-TRICOM; use of inhaled steroids, nasal sprays, and topical creams for small body areas is allowed No systemic corticosteroids or immunosuppressive drugs (topical acceptable); replacement steroids for adrenal insufficiency are not excluded Subjects taking chronic systemic corticosteroid therapy for any reason are not eligible. Subjects may receive steroids as prophylactic anti-emetics per the FOLFIRINOX or gemcitabine/nab-paclitaxel regimen. Subjects receiving inhaled or topical corticosteroids are eligible. Subjects who require chronic systemic corticosteroids after beginning treatment, will be removed from study. Current treatment with systemic steroid therapy (inhaled/topical steroids are acceptable). Systemic corticosteroids must be discontinued for at least 4 weeks prior to first treatment. Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent; topical or inhaled corticosteroids are allowed Subjects taking systemic corticosteroid therapy for any reason including replacement therapy for hypoadrenalism, are not eligible. Subjects receiving inhaled or topical corticosteroids are eligible. Decadron treatment with docetaxel is acceptable. Previous treatment with at least one standard therapy used to treat stage IA, IB or IIA CTCL including but not limited to oral corticosteroids, high-potency topical corticosteroids, topical mechlorethamine, topical bexarotene, psoralen and ultraviolet A (PUVA), ultraviolet B (UVB), total body electron beam radiation, biological response or oral methotrexate Within 4 weeks of treatment initiation (day 0), have received treatment with:\r\n* Local radiation therapy\r\n* UVB therapy\r\n* PUVA\r\n* Any topical chemotherapy\r\n* Photopheresis\r\n* Systemic retinoids, corticosteroids, immune response modifiers (other than imiquimod), interferon inducers, chemotherapeutic agents, biologic agents including interferon\r\n* Topical corticosteroids or retinoids Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent(Topical or inhaled corticosteroids are allowed) Long term concurrent medications and/or treatments Not Allowed: \r\n* Corticosteroids, chemotherapy, cyclosporin A; short term (approximately 1 week) use of topical, low-dose or inhaled steroids may be allowed at the discretion of the investigator; injectables not allowed Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent; topical or inhaled corticosteroids are allowed Patients receiving chronic systemic treatment with corticosteroids (dose of >= 10 mg/day methylprednisone equivalent) or another immunosuppressive agent; inhaled and topical steroids are acceptable Patients with a diagnosis of immunodeficiency, or who are dependent on or have received systemic steroid therapy or any other form of immunosuppressive therapy within 7 days prior to the first dose of trial treatment with the exception of topical corticosteroids and occasional inhaled corticosteroids, as indicated Chronic treatment with systemic corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed EXPANSION COHORT ONLY: Chronic treatment with systemic corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Subjects who have used systemic corticosteroids or other immunosuppressants for any condition within 14 days of randomization. Inhaled or topical steroids are permitted. Ongoing immunosuppressive therapy, including systemic or enteric corticosteroids (can be using topical or inhaled corticosteroids). Chronic (treatment > 1 month) or ongoing treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Subjects taking chronic systemic corticosteroid therapy for any reason are not eligible. Subjects may receive steroids as prophylactic anti-emetics per the mFOLFIRINOX regimen. Subjects receiving inhaled or topical corticosteroids are eligible. Subjects who require chronic systemic corticosteroids after beginning treatment, will be removed from study. Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Treatment with an immunosuppressive regimen of corticosteroids or other immunosuppressive medication (e.g., methotrexate, rapamycin) within 30 days of study treatment; note: patients with adrenal insufficiency may take up to 5 mg of prednisone or equivalent daily; topical and inhaled corticosteroids in standard doses are allowed Patients who require systemic corticosteroid or other systemic immunosuppressive therapy; immunosuppressive therapy must be stopped at least 28 days prior to enrollment; topical agents and/or inhaled corticosteroids are permitted Patients requiring corticosteroids (other than inhaled) will be excluded A requirement for daily systemic corticosteroids for any reason or a requirement for other immunosuppressive or immunomodulatory agents; topical, nasal, and inhaled steroids are permitted A requirement for daily systemic corticosteroids for any reason or a requirement for other immunosuppressive or immunomodulatory agents; topical, nasal, and inhaled steroids are permitted Immunosuppressive treatment that cannot be discontinued both prior to study entry and for the duration of the study. Oral prednisone at a dose of 10 mg or less per day is allowed, as are other oral corticosteroids given at glucocorticoid-equivalent doses. Topical, nasal and inhaled corticosteroids are also allowed Active immunosuppressive therapy associated with: Organ or allogeneic hematopoietic stem cell transplant, High-dose steroids, such as daily steroid doses in excess of 20 mg/day of prednisone (Note: Use of intra-articular or topical corticosteroids or eye drops containing corticosteroids is acceptable.), or Inhaled corticosteroids; Ongoing immunosuppressive therapy, including systemic corticosteroids. Patients may be using topical or inhaled corticosteroids. Immunosuppressive or systemic steroids medication within 7 days before the first dose of KTN3379 (inhaled and topical corticosteroids are permitted). Use of immunosuppressive medication within 14 days before the first dose of mogamulizumab. Note: Inhaled, intranasal, intra-articular, or topical corticosteroids are allowed. Non-immunosuppresive doses of systemic steroids for adrenal replacement or for contrast allergy are allowed;; Has any pre-existing medical condition requiring systemic chronic steroid or immunosuppressive therapy a) Inhaled corticosteroids for COPD or topical steroids are allowed Use of oral or intravenous corticosteroids or other immunosuppressive medications such as cyclosporine or azathioprine; subjects must not have received any systemic immunosuppressive drug such as corticosteroids for at least 2 weeks prior to study entry; maintenance inhaled corticosteroids for controlled asthma or chronic obstructive pulmonary disease (COPD) or maintenance systemic steroids to correct autoimmune endocrinopathy due to prior ipilimumab treatment is allowed as is the use of topical steroids and anti-inflammatory eye drops No systemic or inhaled corticosteroids within 7 days prior to initiation of protocol therapy; NOTE: use of topical corticosteroids and/or eye drops containing glucocorticosteroids is acceptable Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent; topical or inhaled corticosteroids are allowed Systemic corticosteroids for any reason (inhaled corticosteroids are allowed) Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent; (topical or inhaled corticosteroids are allowed) Patients who require chronic daily oral corticosteroid or other immunosuppressive therapy; topical or inhaled corticosteroids are permitted;’ also, a time limited course of steroids for an unrelated medical condition (e.g. allergic reaction, poison ivy) will not preclude receipt of immunotherapy provided that two weeks elapse between the last dose of systemic corticosteroids and initiation of immunotherapy Patients who require chronic daily oral corticosteroid or other immunosuppressive therapy; topical or inhaled corticosteroids are permitted; also, a time limited course of steroids doses for an unrelated medical condition (e.g. allergic reaction, poison ivy) will not preclude receipt of immunotherapy provided that two weeks elapse between the last dose of systemic corticosteroids and initiation of immunotherapy Patients receiving chronic, systemic treatment with corticosteroids or another immunosuppressive agent; topical or inhaled corticosteroids, and treatment with low dose Decadron (=< 3 mg daily) are allowed Concurrent treatment with systemic corticosteroids; local (inhaled or topical) steroids are permitted Patients requiring corticosteroids (other than inhaled) will be excluded Corticosteroids or any other immunosuppressive therapy within 2 weeks. Use of inhaled or topical cutaneous steroids is permitted. Concurrent medical condition requiring the use of systemic immunosuppressive medications within 7 days before the first dose of study treatment. Physiologic doses of corticosteroids for treatment of endocrinopathies or steroids with minimal systemic absorption, including topical, inhaled, or intranasal corticosteroids may be continued if the subject is on a stable dose. Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Autoimmune disorders, transplant recipients, other immunosuppression including any concurrent condition requiring the use of immunosuppressive/ immunomodulating agents; Exception: eye drop-containing and infrequent inhaled corticosteroids are permissible; topical corticosteroids are permissible at locations other than the administration site (upper arm); Note: All systemic corticosteroids must be discontinued at least 4 weeks prior to randomization; inhaled corticosteroids must be discontinued >= 48 hours prior to randomization and courses of more than 2 weeks are not permissible within 4 weeks of randomization Chronic administration (defined as daily or every other day for continued use > 14 days) of systemic corticosteroids within 28 days of the first planned dose of PROSTVAC-V/F; use of inhaled steroids, nasal sprays, and topical creams for small body areas is allowed 2. Any concurrent condition requiring the continued or anticipated use of systemic steroids (excluding non-systemic inhaled, topical skin and/or eye drop-containing corticosteroids) or immunosuppressive therapy (excludes low dose methotrexate). All other systemic corticosteroids must be discontinued at least 4 weeks prior to first Study Treatment; Immunosuppressive treatment that cannot be discontinued both prior to study entry and for the duration of the study. Oral prednisone at a dose of 10 mg or less per day is allowed, as are other oral corticosteroids given at glucocorticoid-equivalent doses. Topical, nasal and inhaled corticosteroids are also allowed Chronic treatment with corticosteroids or other immunosuppressive agents; topical or inhaled corticosteroids are allowed Chronic treatment with corticosteroids or other immunosuppressive agents. Topical or inhaled corticosteroids are allowed; Receiving systemic steroid therapy or any form of immunosuppressive therapy within 7 days prior to first injection of [18F]F-AraG\r\n* Topical and inhaled corticosteroids are allowed Intranasal, inhaled, topical, intra-articular, and ocular corticosteroids with minimal systemic absorption are permitted.