Suddendath Beta (サドンダスβ Sadondasu Bēta) is the upgraded version of Suddendath and main antagonist of the Kamen Rider Fourze Hyper Battle DVD: Rocket Drill States of Friendship, where he attempts to avenge his predecessor's death by attacking Amazon, then Fourze, though the Rider and monster were evenly match, as they fought continuously for over a week. He was destroyed by Fourze Rocket Drill States. If the Amazon choice as selected, he simply runs away crying.