"Awakening on an isolated island, a scared group of young superhumans-- including X-23, Darkhawk, and members o the Runaways and the Avengers Academy-- are given a chilling ultimatum by their demented captor Arcade: fight or die-- only one will walk out alive! Thus begins a primal battle that will test the skills, stamina and morals of each combatant" -- p. [4] of volume 1 cover.