Memory Erosion [Commander 2011] 280 if you have no monsters

if you have no monsters in your Graveyard: Negate the activation

Set: Unstable Type: Artifact — Contraption Rarity: Mythic Whenever you crank Hard Hat Area

Rarity: Uncommon Cost: {2}{U}{U} Did you know this creature has flying

change all monsters your opponent controls to face-down Defense Position

Set: Return to Ravnica Type: Creature — Elf Shaman Rarity: Rare Cost: {B/G} {T}: Exile target land card from a graveyard

Memory Erosion [Commander 2011] 280 if you have no monstersSet: Commander 2011 Type: Enchantment Rarity: Rare Cost: {1}{U}{U} Whenever an opponent casts a spell, that player mills two cards. "The Filigree Texts do not compel you to act in accordance with their precepts. They only specify the consequences should you fail." Lodus of the Ethersworn