The Last Warrior from Another Planet (LON-EN077) - Labyrinth of Nightmare (Worldwide English) Unlimited

Zombyra the Dark + Maryokutai. When this card is Special Summoned, destroy all monsters on your side of the field except this card. As long as this card remains face-up on the field, both players cannot Summon (including Flip Summon or Special Summon) any monster.