Returnal update 3.03 will balance the difficulty in the Tower of Sisyphus. As a result of the update, the leaderboards will be reset.
Tower of Sisyphus: Added Audio Log 94 to additional location in the tower
Tower of Sisyphus: Fixed a rare issue where Algos might refuse to die, or die too early in the tower
Tower of Sisyphus: Increased leaderboard scrolling speed
Co-Op: Fixed several issues where a client or host might encounter a black screen or hang when moving between biomes during co-op play
Co-Op: Fixed multiple minor gameplay bugs
Co-Op: Fixed two rare crashes in co-op mode
[Source – Returnal]