Mana Vault [International Collectors’ Edition] Merfolk Warrior lose life equal to its

lose life equal to its power

Set: Invasion Type: Enchantment Rarity: Rare Cost: {3}{U} Domain — Creatures can't attack you unless their controller pays {X} for each creature they control that's attacking you

and other famous generals feigned their deaths in order to later surprise their opponents

*Measure for Measure*

Mana Vault [International Collectors’ Edition] Merfolk Warrior lose life equal to itsSet: International Collectors 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}.