![Thrummingbird [Mystery Booster]](http://mediareload.net/cdn/shop/files/94b685c5-8055-5a42-82a2-ff8541c68b37_1024x1024.jpg?v=1712117588)
![Thrummingbird [Mystery Booster]](http://mediareload.net/cdn/shop/files/94b685c5-8055-5a42-82a2-ff8541c68b37_480x480.jpg?v=1712117588)
| Set: | Mystery Booster |
| Type: | Creature — Phyrexian Bird Horror |
| Rarity: | Uncommon |
| Cost: | {1}{U} |
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.)
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.)