The Thunderbolts were first presented, both to readers and to the Marvel Universe, as a group of super-powered figures who became heroes to help protect the world when the Avengers were declared dead after the events of the 1996 "Onslaught" crossover.read more
The Thunderbolts were first presented, both to readers and to the Marvel Universe, as a group of super-powered figures who became heroes to help protect the world when the Avengers were declared dead after the events of the 1996 "Onslaught" crossover.