Koilos Roc
Koilos Roc
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.")
Artifact Tokens Artifacts Matter Big Mana Bird Kindred Blink Enter the Battlefield Flash Flying Leave the Battlefield Mana Dork Powerstone Token Ramp Token Creation Tokens Matter