Cave-In [Mercadian Masques] SM180 Set: Black & White: Base

Set: Black & White: Base Set Type: Lightning Rarity: Secret Rare Retreat cost: Colorless

it gains +3 [Power]

Set: Arcane Rising Edition: 1st Edition Finish: Rainbow Foil Type: Action Rarity: Rare Class: Mechanologist Cost: 0 Put a Mechanologist item with cost 0 from your hand into the arena

sacrifice Groundbreaker

Set: POP Series 8 Type: Colorless Rarity: Common Retreat cost: Colorless

Cave-In [Mercadian Masques] SM180 Set: Black & White: BaseSet: Mercadian Masques Type: Sorcery Rarity: Rare Cost: {3}{R}{R} You may exile a red card from your hand rather than pay this spell's mana cost. Cave In deals 2 damage to each creature and each player. One fleet was gone; others were poised.