Supported up to four players locally and online, though online functionality was often criticized by reviewers for being laggy or unstable. Reception and Performance
The game introduced "Tetris Self," an AI that learned your play style so friends could compete against you even when you were offline. Download Tetris Ultimate
Included unique variants like Invisible (blocks disappear after locking), Rotation Lock (blocks appear in fixed facings), and Master (blocks drop instantly). Supported up to four players locally and online,
Standard modes included Marathon (clear 15 levels), Endless (play until you top out), Sprint (clear 40 lines as fast as possible), and Ultra (score the most in three minutes). Standard modes included Marathon (clear 15 levels), Endless
As of February 2019, Tetris Ultimate was delisted from all major digital platforms, including PC (Steam), PlayStation 4, Xbox One, Nintendo 3DS, and PS Vita.