Vault of Champions [Commander Legends] Phantom Darkness the Fusion Material Monsters that

the Fusion Material Monsters that are listed on a Machine-Type Fusion Monster Card

while you have an equal number of each in your Graveyard

When this face-down card is destroyed and sent to the Graveyard by the effect of a Spell or Trap Card your opponent controls

an endless stream

Reverse Type: Legendary Creature — Angel Flying When this creature transforms into Avacyn

Vault of Champions [Commander Legends] Phantom Darkness the Fusion Material Monsters thatSet: Commander Legends Type: Land Rarity: Rare Vault of Champions enters the battlefield tapped unless you have two or more opponents. {T}: Add {W} or {B}. Where victors are commemorated and moments of glory immortalized.