Knowledge Vault [Legends] Planar Chaos Each player creates a 1/1

Each player creates a 1/1 black Rat creature token for each 1 life they paid this way

Set: Kaladesh Inventions Type: Artifact Creature — Thopter Rarity: Mythic Cost: {0} Flying

Set: Beta Edition Type: Artifact Rarity: Uncommon Cost: {4} {2}: Jade Statue becomes a 3/6 Golem artifact creature until end of combat

"Did it have this shape upon Mirrodin's creation

Set: Eighth Edition Type: Enchantment Rarity: Rare Cost: {1}{R}{R}{R} If a source would deal damage to a permanent or player

Knowledge Vault [Legends] Planar Chaos Each player creates a 1/1Set: 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.