Sonny, Corrupted Biomancer

Whenever another creature enters the Battlefield
under your control you may put a +1/+1 Counter on
Sonny, Corrupted Biomancer
{1} Remove 1 Counter, Draw a Card
{2} Remove 2 Counters, Put up to 2 +1/+1
Counters on up to 2 other creatures
{3} Remove 3 Counters, Proliferate
{4} Remove 4 Counters, double the amount of
Counters on another creature