
Whenever you cast a historic spell, you may pay {1}. If you do, create a token that's a copy of this creature. (Artifacts, legendaries, and Sagas are historic.)
Mishra's Self-Replicator has 3 printings, first in Dominaria (2018). EDHREC ranks it #11,044 among Commander cards. It appears most in The Capitoline Triad decks (1,350 on EDHREC). It has 8 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.