Lotus was hired by Krang to replace Shredder as the leader of the Foot Clan and the Footbots.
Creation
Lotus Blossom was created for the 1987 animated series, in later adaptations it was replaced by Karai. In the 2012 series, Karai also serves as Leonardo’s romantic interest.
Other Media
Lotus is present in the game Teenage Mutant Ninja Turtles: Mutant Madness, released in 2020 for iOs and Android, curiously, Karai is also in the game.