Nutty, Squirrel General

Whenever Nutty, Squirrel General enters the battlefield, create X 1/1 Squirrel creature tokens.
All Squirrels gain vigilance and +1/+1.
Whenever Nutty, Squirrel General dies, return a
card with a Squirrel in its art from your graveyard
to your hand.
Nutty, Squirrel General's power and toughness
equals X.