Sliver Hivelord [Mystery Booster] Nightmare Horse (It can't be blocked except

(It can't be blocked except by artifact creatures and/or black creatures

then that player shuffles their hand into their library

exile up to one target nonland permanent

Set: Commander Legends Type: Creature — Elf Druid Rarity: Common Cost: {G} {T}: Add {G}

exile one of them face down

Sliver Hivelord [Mystery Booster] Nightmare Horse (It can't be blocked exceptSet: Mystery Booster Type: Legendary Creature Sliver Rarity: Mythic Cost: {W}{U}{B}{R}{G} Sliver creatures you control have indestructible. (Damage and effects that say "destroy" don't destroy them.) "This is the source, the line unbroken since the calamity that brought such monsters to our shores." Hastric, Thunian scout