Caves of Chaos Adventurer (Promo Pack) [The Lost Caverns of Ixalan Promos]Set: The Lost Caverns of Ixalan Promos Type: Creature Human Barbarian Rarity: Rare Cost: {3}{R} Trample When Caves of Chaos Adventurer enters the battlefield, you take the initiative. Whenever Caves of Chaos Adventurer attacks, exile the top card of your library. If you've completed a dungeon, you may play that card this turn without paying its mana cost. Otherwise, you may play that card this turn.