Akordia Z'ress

+1: put a -1/-1 counter on target creature. Slay - draw a card
-2: target player reveal his/her hand. You choose a nonland card from it. That player discard that card. Slay - that player exiles that card instead.
-7: you get a emblem: Drow creatures you control have +2/+2 and Slay - When this creature deals damage to a player proliferate.