This is a Phase 3 randomized study to compare two new drug combinations of teclistamab with daratumumab and lenalidomide and talquetamab with daratumumab and lenalidomide versus standard of care in participants with newly diagnosed multiple myeloma who are either ineligible or not intended for autologous stem cell transplant as initial therapy. The study is expected to continue for approximately 9 years.The Medical University plans to enroll 12 participants. The duration of participation will depend on the response of the study treatment. Subjects will receive treatment weekly or every 2 weeks. Medical history and physical examination, including lab tests like blood work and imaging, as well as questionnaires will be completed. Known risks include Cytokine Release Syndrome (CRS) as a complication that can happen due to the activation of immune cells.