Wolverine is a mutant, born with the superhuman ability to fully and rapidly recover from any injury or ailment. He possesses long retractable claws that protrude from the backs of his hands. His skeleton is laced with a fictional metal known as adamantium, which makes it indestructible. Wolverine is a member of the X-Men, a team of superheroes who fight for mutant rights and to preserve the peace between mutants and normal humans.