It will be very good in that deck, casting a free two-CMC-or-less spell every time it connects, but you cant recast the same spell due to the exile clause
These are the real deal. 1/1 Watermark: Crossbreed Labs Illustrated by Bram Sels Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Not Legal Comp
Once theyre done, bring out Melmetal who takes 20 less damage from attacks and can deal 120 damage with four Steel energy
Ulamog, the Defiler enters the battlefield with a number of +1/+1 counters on it equal to the greatest mana value among cards in exile
// Grist, the Plague Swarm Legendary Planeswalker Grist 3 +1: Create a 1/1 black and green Insect creature token, then mill two cards
Once persist returns the creature, it's considered a new object with no relation to the object that it was