Sliver Hivelord [Mystery Booster] SV71 −2: Target artifact you control

−2: Target artifact you control becomes a copy of another target artifact or creature you control until end of turn

You may cast that card

Set: Beta Edition Type: Instant Rarity: Uncommon Cost: {1}{B} You gain life equal to the damage dealt to you this turn

and to seed

There was no darker or more evil creation in all the multiverse than that of the mana screw

Sliver Hivelord [Mystery Booster] SV71 −2: Target artifact you controlSet: 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