Demonblood Skinflayer

When Demonblood Skinflayer enters the
battlefield, you may pay 1-3 life. Put one
+1/+1 counter on it for every point of life paid.
Whenever Demonblood Skinflayer kills a
creature, put a +1/+1 counter on it and it
gains all abilities of that creature.
{p/b}, Remove two +1/+1 counters from
Demonblood Skinflayer: Regenerate