Zed Buzzer, Weaponsmaster

Deathtouch, Double Strike, Haste
Creatures that your opponent's control get -1/-1 for each card they discard on your turn.
Whenever Zed Buzzer deals combat damage to defending player, they discard two cards.
{2}{u}{b}{r}: Target player loses 3 life and each creature they control get a -1/-1 counter.