Cryptic Doombeacon

At the beginning of your end step, each opponent creates a 5/5 colorless Eldrazi Bomb creature token with Annihilator 1 and "When this creature attacks, sacrifice it at the end of combat."

Whenever you sacrifice a permanent to an effect an opponent controls, create a 5/5 colorless Eldrazi
Bomb creature token with Annihilator 1 and "When this creature attacks, sacrifice it at the end of
combat."