Ninja Apocalypse

In a post-apocalyptic future where ninjas have formed clans, representatives of the Lost Ninja Clan are framed for assassinating their respected leader, Fumitaka (Cary-Hiroyuki Tagawa). The clan, led by Cage (Christian Oliver), must battle supernatural enemies, mutants, and zombies in an underground nuclear bunker. They encounter various rival ninja clans, including the Siren Clan and Becker's fire-based powers. Along the way, the survivors face challenges that test their honor, loyalty, and magical abilities.