Wave-Motion Cannon is a Super Rare Spell Card card from Yu-Gi-Oh! (Champion Pack: Game Five, CP05). Current market price: $0.26.
Super Rare
Champion Pack: Game Five (CP05)
Card Text
During your Main Phase: You can send this face-up card to the GY; inflict 1000 damage to your opponent for each of your Standby Phases that have passed since this card was activated.
