Corwinnn, May Contain Nuts

When Corwinnn, May Contain Nuts enters the battlefield, you may search your library for any number of Squirrel creature cards and exile them, then shuffle your library.
When Corwinnn, May Contain Nuts dies, exile it and put all other Squirrel creature cards in exile onto the battlefield under your control.
"Careful, he's liable to go nuts at any moment."