Adapter Exarch

Hexproof.
Creatures you control adapt as though they
do not have any +1/+1 counters on them.
{u}{g}: Target creature you control
gains {3}{u}{g}: adapt 4 until end of turn.
At the beginning of your end step, put a
+1/+1 counter on each creature you control.
{3}{u}{g}: Create a token that is a
copy of adapter exarch