Ultimate Treasure in the Universe

The Ultimate Treasure in the Universe (宇宙最高のお宝) is the Kamen Rider universe's equivalent of the Super Sentai universe's Greatest Treasure in the Universe. Kamen Rider X Super Sentai: Super Hero Taisen will show Emperor Marvelous leading a collection of past villains, DaiZangyack, to claim the greater power of Kamen Rider and gain the greatest treasure of their universe.