Corwinnn, Nest Dweller

{2}{g}{g},{t}: Create a token copy of Corwinnn,
Nest Dweller.
When Corwinnn, Nest Dweller enters the
battlefield, draw X cards, where X is the
number of Corwinnn, Nest Dweller's
on the battlefield.
{4}{g}{g}: For each Corwinn, Nest Dweller
on the battlefield, create a token copy of those
creatures.