X-23 is a fictional character from the Marvel Comics universe, created by Craig Kyle and Christopher Yost. She first appeared in the animated series "X-Men: Evolution" in 2003 and later made her comic book debut. X-23 is a clone of Wolverine, possessing similar abilities, including enhanced strength, agility, and a healing factor. She also has retractable claws, like Wolverine, but has two claws on each hand and one in her foot. X-23's real name is Laura Kinney, and her character often grapples with her identity and the consequences of her creation as a weapon. Over time, she has evolved from a villain to a hero, becoming a member of the X-Men and even taking on the mantle of Wolverine in various storylines.