Mana Vault [Kaladesh Inventions] Phyrexian Construct Sacrifice Engineered Explosives: Destroy each

Sacrifice Engineered Explosives: Destroy each nonland permanent with mana value equal to the number of charge counters on Engineered Explosives

this scheme deals 3 damage to each of your other opponents

As Watery Grave enters the battlefield

Exile Living Wish

Set: Urza's Destiny Type: Artifact Rarity: Rare Cost: {2} At the beginning of your upkeep

Mana Vault [Kaladesh Inventions] Phyrexian Construct Sacrifice Engineered Explosives: Destroy 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}.