
When this creature enters, you may return another target historic permanent you control to its owner's hand. (Artifacts, legendaries, and Sagas are historic.)
Guardians of Koilos has 1 printing, first in Dominaria (2018). EDHREC ranks it #23,283 among Commander cards. It appears most in Emrakul, the World Anew decks (25 on EDHREC). It has 1 official ruling.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.