Karai is a fictional character from the comic books of Teenage Mutant Ninja Turtles and all other known incarnations, created by Kevin Eastman and Peter Laird. She is a female member of the outlaw Foot Clan, often an extremely high-ranking one and also serves as both an ally and an enemy of the Ninja Turtles. In some incarnations, she is closely related to the villain the Shredder as his adopted daughter or his biological granddaughter. Her main rival is usually Leonardo as their weapons are similar.