Gideon (comics)
Gideon is a fictional character, a mutant supervillain appearing in the Marvel Comics universe. He was created by Rob Liefeld and Fabian Nicieza. Gideon was a member of the Externals, a unique type of immortal mutant, and an adversary of the X-Men spin-off group X-Force.
Read more about Gideon (comics): Fictional Character Biography, Powers and Abilities