Zharlit

+1: Hellish Rebuke: Until your next turn, if a creature does damage to Zharlit, Zharlit deals twice that damage to it.
-1: Invisibility: Target creature gains hexproof and unblockable until your next turn.
-7: Infernal Summons: You gain an emblem with "Every creature you cast comes into play as a 6/6 flying Demon."