Ixia, Acolyte of the Plague

First Strike
Whenever Ixia, Acolyte of the Plague deals combat damage to a player, that player gets poison counters equal to the damage dealt.
Whenever Ixia, Acolyte of the Plague deals combat damage to a creature, that creature gets -1/-1 counters equal to the damage dealt.
Crovax gifted her a scythe of decay.