Grimmchild

When Grimmchild enters the battlefield, create
The Grimmchild, a 2/2 black creature Token
with Flying.
{b}{b}, {t}: Put a +1/+1 counter on a creature
Token you control named The Grimmchild.
Remove three +1/+1 counters from target
creature Token you control named The
Grimmchild: Transform Grimmchild.