World at War [The List] Elk Mutant cast it without paying its

cast it without paying its mana cost

Set: Skyridge Type: Grass Rarity: Holo Rare Retreat cost: Colorless

The Collector's Edition Necron Dynasties Warhammer 40

Set: Sword & Shield: Crown Zenith Type: Water Rarity: Ultra Rare Retreat cost: 2

Set: Unknown Event Type: Legendary Creature — Human Scout Rarity: Common As CARDNAME enters the battlefield

World at War [The List] Elk Mutant cast it without paying itsSet: The List Type: Sorcery Rarity: Rare Cost: {3}{R}{R} After the first postcombat main phase this turn, there's an additional combat phase followed by an additional main phase. At the beginning of that combat, untap all creatures that attacked this turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)