Bimblo, Imaginary Friend

Partner with Scrimblo, Imaginative Rascal (When this creature enters the battlefield, target player may put Scrimblo into their hand from their library, then shuffle.)

Whenever you draw a card, put a +1/+1 counter on Bimblo, Imaginary Friend.

When Bimblo leaves the battlefield, draw a card for each +1/+1 counter on it.