Ningen, Oceans Heart

{2}{g/u}: Put a +1/+1 counter on Ningen, Oceans Heart.
Remove X +1/+1 counter from Ningen, Oceans Heart, put X +1/+1 counters on each creature you control.
Remove X +1/+1 counters from Ningen, Oceans Heart, Search your library for a dinosaur or merfolk card with converted mana cost X and put it onto the battlefield.