Altar of the Wretched // Wretched Bonemass [The Lost Caverns of Ixalan Commander] Bird Assassin you may reveal it

you may reveal it

Moving a card onto a space occupied by an opponent's card starts a battle

+1: Tap up to one target artifact or creature

When Voracious Hydra enters the battlefield

Set: Innistrad: Crimson Vow Type: Creature — Drake Rarity: Uncommon Cost: {1}{U} Flying

Altar of the Wretched // Wretched Bonemass [The Lost Caverns of Ixalan Commander] Bird Assassin you may reveal itSet: The Lost Caverns of Ixalan Commander Type: Artifact Rarity: Rare Cost: {2}{B} When Altar of the Wretched enters the battlefield, you may sacrifice a nontoken creature. If you do, draw X cards, then mill X cards, where X is that creature's power. Craft with one or more creatures 2BB 2B: Return Altar of the Wretched from your graveyard to your hand. Reverse Type: Creature Skeleton Horror Wretched Bonemass's power and toughness are each equal to the