Prior exposure to a pyrrolobenzodiazepine or indolino-benzodiazepine based drug, or known hypersensitivity or contraindication to SC-005 or excipient contained in the drug formulation. History of life-threatening hypersensitivity to monoclonal antibodies or to recombinant proteins or excipients in drug formulation Patients with a known hypersensitivity to any excipient contained in the drug formulation Prior exposure to a pyrrolobenzodiazepine (PBD)-based drug, prior participation in a rovalpituzumab tesirine clinical trial, or known hypersensitivity to rovalpituzumab tesirine or excipient contained in the drug formulation, unless undergoing retreatment with rovalpituzumab tesirine in the context of this protocol Allergic reaction/hypersensitivity to thalidomide or to the excipients contained in the formulation of durvalumab Known hypersensitivity to any excipient contained in the brentuximab formulation Patients with known hypersensitivity to any excipient contained in the drug formulation. Known hypersensitivity to recombinant proteins or any excipient contained in the drug formulation Hypersensitivity to AQ4N or to any ingredients contained in the drug formulation. Hypersensitivity to temozolomide or to any ingredients contained in the drug formulation and dacarbazine (DTIC). Known hypersensitivity to recombinant proteins, polysorbate 80 or any excipient contained in the drug or vehicle formulation for margetuximab or pembrolizumab. Prior exposure to a pyrrolobenzodiazepine (PBD)-based drug, or known hypersensitivity to rovalpituzumab tesirine or excipient contained in the drug formulation, unless undergoing retreatment with rovalpituzumab tesirine in the context of this protocol Known hypersensitivity to murine or recombinant proteins, polysorbate 80, or any excipient contained in the drug formulation. Known or suspected hypersensitivity to the excipients contained in the formulation of durvalumab, lenalidomide, or dexamethasone Prior exposure to a pyrrolobenzodiazepine (PBD)-based drug, prior participation in a rovalpituzumab tesirine clinical trial, or known hypersensitivity to rovalpituzumab tesirine or excipient contained in the drug formulation. Known hypersensitivity to any excipient contained in the drug formulation of brentuximab vedotin or lenalidomide Patients with a known hypersensitivity to any excipient contained in the drug Patients with a known hypersensitivity to any excipient contained in the drug formulation Prior exposure to a pyrrolobenzodiazepine (PBD)- or indolinobenzodiazepine-based drug, prior participation in a rovalpituzumab tesirine clinical trial, or known hypersensitivity or other contraindications to rovalpituzumab tesirine or excipient contained in the drug formulation. Known hypersensitivity to recombinant proteins, polysorbate 80, or any excipient contained in the drug or vehicle formulation for MGA271 or pembrolizumab. Known or suspected hypersensitivity to the excipients contained in the study drug formulation. Known hypersensitivity to any excipient contained in the drug formulation of brentuximab vedotin or any component of ABVD Patients with a known hypersensitivity to any excipient contained in the drug formulation Patients with known hypersensitivity to recombinant proteins or any excipient contained in the drug formulation that includes trehalose, sodium citrate, and polysorbate 80 Known hypersensitivity to recombinant proteins, or any component contained in the drug formulation Known allergy to any study drug or ingredient contained in the drug formulation of any of the study drugs. Known hypersensitivity to any excipient contained in the drug formulation of brentuximab vedotin Known hypersensitivity to murine or recombinant proteins, polysorbate 80, or any excipient contained in the margetuximab drug formulation Known hypersensitivity to recombinant proteins, murine proteins, or any excipient contained in the drug formulation Known hypersensitivity to recombinant proteins, polysorbate 80, or any excipient contained in the drug or vehicle formulation for MGD009 Known hypersensitivity to recombinant proteins, polysorbate 80 or any excipient contained in the drug formulation for enoblituzumab Prior exposure to a pyrrolobenzodiazepine (PBD)-based drug, or known hypersensitivity to rovalpituzumab tesirine or excipient contained in the drug formulation