Flying
Whenever Thrummingbird deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Flying
Whenever Thrummingbird deals combat damage to a player, proliferate. (You choose any number of permanents and/or players with counters on them, then give each another counter of a kind already there.)
--This card has no flavor text --