Memory Erosion [Commander 2011] Island The flashback cost is equal

The flashback cost is equal to its mana cost

Set: Limited Edition Alpha Type: Enchantment — Aura Rarity: Uncommon Cost: {B} Enchant land

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {2} Time Vault enters the battlefield tapped

if Howling Mine is untapped

Memory Erosion [Commander 2011] Island The flashback cost is equalSet: Commander 2011 Type: Enchantment Rare Cost: {1}{U}{U} Whenever an opponent casts a spell, that player puts the top two cards of their library into their graveyard. "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