Koilos RocCasting Cost: {4}{U}Card Type: Creature - BirdPower/Toughness: 3/3Card Text: Flash Flying When Koilos Roc enters the battlefield, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")Artist: Antonio Jos Manzanedo
: Add 
. This mana can't be spent to cast a nonartifact spell.")