
Flying
Whenever a creature with flying attacks, you may draw a card.
Windreader Sphinx has 7 printings, first in Magic 2014 (2013). EDHREC ranks it #6,555 among Commander cards. It appears most in The Ur-Sphinx decks (4,037 on EDHREC). 1 public deck on TCG runs it. It has 3 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.