Cast this spell only during combat before blockers are declared.Untap target attacking creature and remove it from combat. Gain control of that creature until end of turn.
At the beginning of your upkeep, you may pay . If you don't, tap Rohgahh of Kher Keep and all creatures named Kobolds of Kher Keep, then an opponent gains control of them.Creatures you control named Kobolds of Kher Keep get +2/+2.
, : Exile the top card of your library face down.: Sacrifice Knowledge Vault. If you do, discard your hand, then put all cards exiled with Knowledge Vault into their owner's hand.When Knowledge Vault leaves the battlefield, put all cards exiled with Knowledge Vault into their owner's graveyard.