Mana Vault [Alpha Edition] Yu-Gi-Oh! Championship Series Prize Cards The DEF of the selected

The DEF of the selected monster becomes equal to the combined original DEF of all face-up monsters on your side of the field

Source 1: Legions booster pack purchase bonus (2003)

Set: Alpha Edition Type: Enchantment Rarity: Rare Cost: {R}{R} Whenever one or more creatures you control attack

untap those creatures

Set: Cybernetic Revolution Card type: Normal Spell Card Rarity: Ultimate Rare Remove from play

Mana Vault [Alpha Edition] Yu-Gi-Oh! Championship Series Prize Cards The DEF of the selectedSet: Alpha 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}.