RecruitingPhase 2Drug trialStage II-IIIa Urothelial Cancer Randomizing Pre-operative Nivolumab With or Without RelatlimabThis is a non-blinded phase 2 trial in Stage II-IIIa urothelial cancer randomizing pre-operative nivolumab with or without relatlimab to assess whether bladder preservation after dual immunotherapy would be a viable treatment option for patients responding to treatment