Koilos Roc
Creature — Bird
{4}{U}
Mana Cost
5.0
Mana Value
3/3
P/T
-
USD Price
common
Rarity
Oracle Text
Flash
Flying
When this creature enters, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")