Smalsicks The world shaker

Smalsicks enters the battlefield
with X +1+1 counters on him
Pay {1} remove a +1+1 counter from Smalsckis
put a -1-1 counter on target creature
{t} Pay {2} remove two +1+1 counters
from Smalscks proliferate
Whenever Smalscks attacks
put a +1+1 counter on Smalscks