
Flying (This creature can't be blocked except by creatures with flying or reach.)
When this creature enters, you may return target creature an opponent controls to its owner's hand.
Riddlemaster Sphinx has 3 printings, first in Core Set 2019 (2018). EDHREC ranks it #19,801 among Commander cards. It appears most in Unesh, Criosphinx Sovereign decks (707 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.