Kroxa, Titan of Death's Hunger - 221 M THB

When Kroxa enters, sacrifice it unless it escaped.
Whenever Kroxa enters or attacks, each opponent discards a card, then each opponent who didn't discard a nonland card this way loses 3 life.
Escape—{B}{B}{R}{R}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

mythic
Legendary Creature — Elder Giant
From the Magic: The Gathering set Theros Beyond Death.