Toothy, Imaginary Friend [Battlebond]

Description

Set:	Battlebond
Type:	Legendary Creature — Illusion
Rarity:	Rare
Cost:	{3}{U}

Partner with Pir, Imaginative Rascal (When this creature enters the battlefield, target player may put Pir into their hand from their library, then shuffle.)
Whenever you draw a card, put a +1/+1 counter on Toothy, Imaginary Friend.
When Toothy leaves the battlefield, draw a card for each +1/+1 counter on it.