Sliver Hivelord [Magic 2015] Fifth Edition you control the player while

you control the player while that spell is resolving

Remove a -1/-1 counter from a creature you control: Quillspike gets +3/+3 until end of turn

the Necromancer

its controller sacrifices it

Set: Kaladesh Inventions Type: Artifact Creature — Construct Mythic Cost: {4}{U}{U} Flash When Torrential Gearhulk enters the battlefield

Sliver Hivelord [Magic 2015] Fifth Edition you control the player whileSet: Magic 2015 Type: Legendary Creature Sliver 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