X-Men: Evolution - Season 3 - Eps 10: X23
A mysterious female assassin terrorizes the X-Mansion, knocking out the X-Men one by one. Wolverine finds out that it is his clone, created by the Dr. Deborah Risman and raised without love by HYDRA, and she wants to kill him because she holds him responsible for her miserable life. Wolverine and X-23, as she is called, square off in a battle that Wolverine does not want to win.
About X-Men: Evolution

Title: X-Men: Evolution
First Air Date: 2000-11-04
Last Air Date: 2003-10-25
Status: Ended
Rating: 7.9/10 (from 476 votes)
Language: EN
Seasons: 5
Total Episodes: 52
Network: The WB
Genres: Kids, Animation, Sci-Fi & Fantasy, Action & Adventure, Drama
Production Companies: Film Roman, Marvel Studios
Synopsis
Teenagers Cyclops, Jean Grey, Rogue, Nightcrawler, Shadowcat, and Spike fight for a world that fears and hates them.
Cast

Kirby Morrow
Cyclops (voice)

Venus Terzo
Jean Grey (voice)

David Kaye
Professor X (voice)

Brad Swaile
Nightcrawler (voice)

Maggie O'Hara
Shadowcat (voice)

Meghan Black
Rogue (voice)

Neil Denis
Spyke (voice)

Kirsten Alter
Storm (voice)

Noel Fisher
Toad (voice)

Christopher Gray
Avalanche (voice)