Mishra's Self-Replicator [Dominaria Prerelease Promos]Set: Dominaria Prerelease Promos Type: Artifact Creature Assembly Worker Rarity: Rare Cost: {5} Whenever you cast a historic spell, you may pay {1}. If you do, create a token that's a copy of Mishra's Self Replicator. (Artifacts, legendaries, and Sagas are historic.) It has witnessed history's most significant events, one incarnation after another.