Engineered Explosives [Double Masters] Alara Whenever you cast a Dragon

Whenever you cast a Dragon creature spell from your graveyard

rounded down

destroy all non-Wall creatures that player controls that didn't attack this turn

exile up to one target nonland

+ 3 — Create a token that's a copy of target artifact or creature you control

Engineered Explosives [Double Masters] Alara Whenever you cast a DragonSet: 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 mana value equal to the number of charge counters on Engineered Explosives.