Color: Blue Card Text: Flash Flying When Koilos Roc enters the battlefield , create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") Rarity: C Cost: 4U Pow/Tgh: 3/3 Card Type: Creature - Bird Artist: Antonio Jose Manzanedo Name: Koilos Roc Finish: Foil Card Number: 055/287 Set Name: The Brothers' War