Sliver Overlord [Scourge] Kaladesh (They can't be blocked as

(They can't be blocked as long as defending player controls a Forest

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

Set: Planechase Anthology Planes Type: Plane — Alara Rarity: Common Blue

Set: Aether Revolt Prerelease Promos Type: Sorcery Rarity: Mythic Cost: {X}{R}{R}{R} Destroy X target artifacts and/or creatures

Sliver Overlord [Scourge] Kaladesh (They can't be blocked asSet: Scourge Type: Legendary Creature Sliver Mutant Rarity: Rare Cost: {W}{U}{B}{R}{G} {3}: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle. {3}: Gain control of target Sliver. (This effect lasts indefinitely.) The end of evolution.