Engineered Explosives [Double Masters] RC28 You cannot activate this card

You cannot activate this card if you have any Trap Cards in your Graveyard

This card cannot attack during the same turn you activate this effect

then inflict 800 damage to your opponent

Set: Magic Origins Prerelease Promos Type: Creature — Hydra Rarity: Rare Cost: {2}{G} Trample

Set: EX: Crystal Guardians Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Engineered Explosives [Double Masters] RC28 You cannot activate this cardSet: Double Masters Type: Artifact Rarity: Rare Cost: {X} Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Engineered Explosives.