Engineered Explosives (Topper) [Ultimate Masters Box Topper] BW54 Argivian surveyor

Argivian surveyor

or spell you controlled dealt damage to it this turn

Set: Secret Lair Drop Series Type: Land Rarity: Rare Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain

Set: Neo Genesis 1st Edition Type: Grass Rarity: Holo Rare Retreat cost: Colorless

or abilities requiring an activation cost

Engineered Explosives (Topper) [Ultimate Masters Box Topper] BW54 Argivian surveyorSet: 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.