World Breaker [Oath of the Gatewatch Prerelease Promos] Avatar Minion Whenever another creature enters the

Whenever another creature enters the battlefield

If Good Knight is on the battlefield at the end of the game

This stacking game offers junior stacking artists multiple creative possibilities

Creatures you don't control get -1/-1 for each slime counter on them

Set: From the Vault: Lore Type: Instant Rarity: Mythic Cost: {1}{B} Add {B}{B}{B}

World Breaker [Oath of the Gatewatch Prerelease Promos] Avatar Minion Whenever another creature enters theSet: Oath of the Gatewatch Prerelease Promos Type: Creature Eldrazi Rarity: Mythic Cost: {6}{G} Devoid (This card has no color.) When you cast this spell, exile target artifact, enchantment, or land. Reach {2}{C}, Sacrifice a land: Return World Breaker from your graveyard to your hand. ({C} represents colorless mana.)