Engineered Explosives [Ultimate Masters] Elemental Horse that player exiles all cards

that player exiles all cards from their library

Set: Archenemy: Nicol Bolas Type: Legendary Artifact — Equipment Rarity: Rare Cost: {2} Equipped creature gets +1/+1

You may then have that player shuffle that library

For each of those creatures

"Resignedly beneath the sky/The melancholy waters lie

Engineered Explosives [Ultimate Masters] Elemental Horse that player exiles all cardsSet: Ultimate 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.