Universe/Timeline:
Marvel Universe
A first response unit created by SHIELD to prevent Godzilla-related disasters from striking the United States. They not only attempted to contain Godzilla himself, but also prevented Doctor Demonicus and other villains from trying to take control of the creature.
Other members unrelated to the X-Men include Dum Dum Dugan, Gabe Jones, Jimmy Woo, and other SHIELD agents and freelancers.