Knowledge Vault [Legends] Arena League 2004 then put any number of

then put any number of them into your graveyard and the rest on top of your library in any order

Set: Legends Type: Legendary Creature — Elder Dragon Rarity: Rare Cost: {2}{G}{G}{W}{W}{U}{U} Flying

{1}{W}{B}: Create a white and black Spirit enchantment creature token

Set: Core Set 2019 Type: Legendary Planeswalker — Sarkhan Rarity: Mythic Cost: {4}{R}{R} +2: Sarkhan

Whenever Shield Sphere blocks

Knowledge Vault [Legends] Arena League 2004 then put any number ofSet: Legends Type: Artifact Rarity: Rare Cost: {4} {2}, {T}: Exile the top card of your library face down. {0}: Sacrifice Knowledge Vault. If you do, discard your hand, then put all cards exiled with Knowledge Vault into their owner's hand. When Knowledge Vault leaves the battlefield, put all cards exiled with Knowledge Vault into their owner's graveyard.