Clockwork Dragon [The List]

Set: The List Type: Artifact Creature — Dragon Rarity: Rare Cost: {7} FlyingClockwork Dragon enters the battlefield with six +1/+1 counters on it.Whenever Clockwork Dragon attacks or blocks, remove a +1/+1 counter from it at end of combat.{3}: Put a +1/+1 counter on Clockwork Dragon.