Engineered Explosives (Topper) [Ultimate Masters Box Topper] Enchantment Creature Set: Dissension Type: Artifact Rarity:

Set: Dissension Type: Artifact Rarity: Uncommon Cost: {2} {1}

Whenever Phyrexian Negator is dealt damage

where X is the number of lands you control

Set: Beta Edition Type: Creature — Rat Rarity: Common Cost: {2}{B} Plague Rats's power and toughness are each equal to the number of creatures named Plague Rats on the battlefield

Engineered Explosives (Topper) [Ultimate Masters Box Topper] Enchantment Creature Set: Dissension Type: Artifact Rarity:Set: 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.