Geheneris Hala´son Mahr Vehl or Mahr Vehl, is a fictional character, an alien superhero in the Ultimate Marvel universe.
The character is the Ultimate version of Mar-Vell and was created by writer Warren Ellis and penciller Steve McNiven and first appears in Ultimate Secret #1 (March 2005).
Read more about Mahr Vehl: Fictional Character Biography, Appearance, Powers and Abilities