Ayxi, the Ever-Rotting

Whenever a creature dies, if it had counters on it,
you draw a card and lose 1 life.
Whenever Ayxi enters the battlefield or attacks,
choose one —
o Put a +1/+1 counter on target creature.
o Put a -1/-1 counter on target creature.
o Put a trample counter on target creature.
o Put a deathtouch counter on target creature.