Vyxara, Bane of Men

Whenever a creature an opponent controls
attacks you, Vixara, Bane of Men deals 1 damage
to it.
Sacrifice a creature: You gain life equal to its toughness. Destroy target creature with converted
mana cost 3 or less.
Reach, infect (This creature deals damage to
creatures in the form of -1/-1 counters and to players
in the form of poison counters.)