Molder Slug [Mirrodin] 117 Whenever you play a land

Whenever you play a land

Set: Fifth Edition Type: Sorcery Rarity: Uncommon Cost: {3}{R} Destroy all Plains

Set: Commander 2013 Type: Instant Rarity: Rare Cost: {2}{U}{U} Cast this spell only during the declare blockers step on an opponent's turn

when a Monster Card your opponent controls activates its effect (Quick Effect): You can either detach 2 materials from this card

Molder Slug [Mirrodin] 117 Whenever you play a landSet: Mirrodin Type: Creature Slug Beast Rarity: Rare Cost: {3}{G}{G} At the beginning of each player's upkeep, that player sacrifices an artifact. Fortunately for it, Mirrodin is a plane without salt.