Superman & Lois' Season 3 finale unraveled one of the show's most intense episodes. Lex Luthor unleashed Doomsday by warping Bizarro's body and conditioning him to kill the Man of Steel. For the most part, the episode operates at a breakneck pace, which creates a truly unnerving setting.
Source:https://www.cbr.com/superman-and-lois-death-match-ruined/