Engineered Explosives [Kaladesh Inventions] Classic Sixth Edition Whenever a creature an opponent

Whenever a creature an opponent controls with a -1/-1 counter on it dies

Set: Commander 2017 Type: Enchantment Rarity: Mythic Cost: {3}{G}{W} Creatures you control get +1/+1

Set: Beta Edition Type: Sorcery Rarity: Rare Cost: {3}{W} Destroy all lands

Then each player reveals their chosen card

−8: You get an emblem with "Whenever an opponent casts their first spell each turn

Engineered Explosives [Kaladesh Inventions] Classic Sixth Edition Whenever a creature an opponentSet: Kaladesh Inventions 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.