Belain, the Whistlin' Woman

Wither, Persist
When Belain, the Whistling Woman enters the
battlefield create a Hexbound token and attach it
to a creature an opponent controls.
(Enchanted creature has "On your upkeep, put a
-1/-1 counter on this creature unless you pay {2})
Whenever a -1/-1 counter is put on a creature,
create a 1/1 black Haintborn creature token.

Other Haintborn you control get +1/+1