Boris Devilboon [Legends] Classic Sixth Edition then put all cards exiled

then put all cards exiled with Knowledge Vault into their owner's hand

Set: Antiquities Type: Artifact Creature — Shapeshifter Rarity: Rare Cost: {6} {0}: Urza's Avenger gets -1/-1 and gains your choice of banding

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs

Yellow Scarves Cavalry can't block

Set: Ixalan Prerelease Promos Type: Creature — Merfolk Warrior Rarity: Rare Cost: {3}{U} Creatures you control with +1/+1 counters on them can't be blocked

Boris Devilboon [Legends] Classic Sixth Edition then put all cards exiledSet: Legends Type: Legendary Creature Zombie Wizard Rarity: Rare Cost: {3}{B}{R} {2}{B}{R}, {T}: Create a 1 1 black and red Demon creature token named Minor Demon.