Mana Vault [Collectors' Edition] Condition:NM-Mint cast it without paying its

cast it without paying its mana cost

When Cavalier of Dawn enters the battlefield

where everything is upside down

Set: Mythic Edition Type: Legendary Planeswalker — Tamiyo Rarity: Mythic Cost: {3}{U}{U} +1: Tap target permanent

Set: Collectors' Edition Type: Artifact Rarity: Rare Cost: {2} {1}

Mana Vault [Collectors' Edition] Condition:NM-Mint cast it without paying itsSet: 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}.