String-Puller Cytoplastist

Fluctuate {g/u}{g/u} ({g/u}{g/u}: Move a counter from this creature onto another target creature.)
Whenever a counter is put on or removed from String-Puller Cytoplastist, draw a card.
{g/u}{g/u}, discard two cards: Put a +1/+1 counter on String-Puller Cytoplastist.