Engineered Explosives [Ultimate Masters] Battle for Zendikar Promos destroy target creature with a

destroy target creature with a -1/-1 counter on it

When Stocking Tiger deals combat damage to a player

Set: Commander 2013 Type: Creature — Vedalken Wizard Rare Cost: {1}{U}{U} {U}

Each player who sacrificed a permanent this way reveals the top card of their library

Engineered Explosives [Ultimate Masters] Battle for Zendikar Promos destroy target creature with aSet: Ultimate Masters Type: Artifact 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.