Gavain of Burning Wastes

+1: Create two red 1/1 Hound Warrior creature tokens with "Whenever this attacks, it deals 1 damage to each player".
-2: You get an emblem with "Prevent all damage sources you control would deal to you and permanents you control."
-X: Gavain deals X damage to each creature, planeswalker and player. Players can't gain life this turn.