Mana Vault [Kaladesh Inventions] GG31 At the beginning of each

At the beginning of each end step

Set: EX: Ruby & Sapphire Type: Special Energy Rarity: Promo

you may reveal this card from your hand and pay its splice cost

Set: Legendary Collection Type: Psychic Rarity: Rare Retreat cost: Colorless

This ability can't cause the total number of +1/+0 counters on Clockwork Beast to be greater than seven

Mana Vault [Kaladesh Inventions] GG31 At the beginning of eachSet: Kaladesh Inventions Type: Artifact Rarity: Mythic 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}.