Wave-Motion Cannon [CP05-EN004] Super Rare HGSS11 Set: Limited Edition Beta Type:

Set: Limited Edition Beta Type: Enchantment — Aura Rare Cost: {B}{B} Enchant artifact At the beginning of the upkeep of enchanted artifact's controller

or starship from the Signal of Screams campaign

Set: Fifth Dawn Type: Instant Rare Cost: {1}{B} Choose one — • Sacrifice any number of creatures

abandon this scheme

Wave-Motion Cannon [CP05-EN004] Super Rare HGSS11 Set: Limited Edition Beta Type:Set: Champion Pack 5 Card type: Spell Card Rarity: Super Rare During your Main Phase, you can send this card to the Graveyard to inflict 1000 damage to your opponent for each of your Standby Phases that have passed since this card was activated.