Engineered Explosives (Topper) [Ultimate Masters Box Topper] BW86 Set: Fourth Edition Type: Artifact

Set: Fourth Edition Type: Artifact Rarity: Rare Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps

Set: Hour of Devastation Prerelease Promos Type: Legendary Creature — Sphinx Rarity: Mythic Cost: {4}{U}{U} Flying

Set: Duel Decks Anthology Type: Instant Rarity: Common Cost: {3}{B} If you control a Swamp

Set: Eternal Masters Type: Artifact Rarity: Rare Cost: {1} {1}: Look at the top three cards of your library

return all cards on the field to their owners' hands

Engineered Explosives (Topper) [Ultimate Masters Box Topper] BW86 Set: Fourth Edition Type: ArtifactSet: Ultimate Masters Box Topper Type: Artifact Rarity: Mythic 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 mana value equal to the number of charge counters on Engineered Explosives.