
Flying
Megamorph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When this creature is turned face up, counter target instant or sorcery spell.
Stratus Dancer has 3 printings, first in Dragons of Tarkir (2015). EDHREC ranks it #8,608 among Commander cards. It appears most in Kadena, Slinking Sorcerer decks (7,049 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.