The name of the Super Smash Bros. Brawl wolf character is Wolf O'Donnell. He is the lead rival character in the Star Fox video game series, also in charge of the Team Star Wolf.
Wolf O'Donnell is a character that is only unlocked by completing certain achievements within the Super Smash Bros. Brawl video game. Those feats include completing 450 brawl matches and completing the game's adventure mode and boss battle as Fox. Wolf's playing style is similar to Fox, who was a character in the first Super Smash Bros. video game. Ultimately, Wolf is one of the best characters in the game because of his strength and agility.