Cosmotronic Wave [Mystery Booster] Garruk // Legendary Planeswalker Once during each of your

Once during each of your turns

and you may spend mana as though it were mana of any color to cast spells this way

Set: The List Type: Artifact Rarity: Rare Cost: {4} Imprint — When Prototype Portal enters the battlefield

Despite its fearsome stature

Set: EX: Unseen Forces Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Cosmotronic Wave [Mystery Booster] Garruk // Legendary Planeswalker Once during each of yourSet: Mystery Booster Type: Sorcery Rarity: Common Cost: {3}{R} Cosmotronic Wave deals 1 damage to each creature your opponents control. Creatures your opponents control can't block this turn. "This sort of innovation occurs when you set out to improve an electric tea kettle and misplace a decimal."