Meekstone [Kaladesh Inventions] Future Sacrifice Powder Keg: Destroy each

Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg

You may reveal a noncreature

a legendary 4/4 green Elemental creature token

Out of the blackness and stench of the engulfing swamp emerged a shimmering figure

Meekstone [Kaladesh Inventions] Future Sacrifice Powder Keg: Destroy eachSet: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps. "When it oscillated above a particular frequency, the stone induced acute listlessness in several researchers." Consulate engineer's log