Engineered Explosives [Kaladesh Inventions] Standard damp air of the dead

damp air of the dead earth in a steady rhythm

Set: Commander 2014 Type: Artifact — Equipment Rarity: Uncommon Cost: {1} Equipped creature gets +1/-1

Search your library for up to that many land cards

if you control the artifact with the highest mana value or tied for the highest mana value

Indestructible

Engineered Explosives [Kaladesh Inventions] Standard damp air of the deadSet: 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.