Mana Vault [Unlimited Edition] 188 you may remove a -1[Defense]

you may remove a -1[Defense] counter from Valiant Dynamo

Set: Asia Pacific Land Program Type: Basic Land — Plains Rarity: Common ({T}: Add {W}

If you would lose the game

{2}{U}{B}: Exile target creature card from a graveyard

Set: Avacyn Restored Type: Land Rarity: Rare As Cavern of Souls enters the battlefield

Mana Vault [Unlimited Edition] 188 you may remove a -1[Defense]Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.