
You may have this creature enter as a copy of any nonland permanent on the battlefield.
Clever Impersonator has 8 printings, first in Khans of Tarkir (2014). EDHREC ranks it #1,224 among Commander cards. It appears most in Kinnan, Bonder Prodigy decks (9,990 on EDHREC). 1 public deck on TCG runs it. It has 10 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.