The kids meet an eccentric Cardboard Creator that invites Craig to help finish his masterpiece.

Craig and his friends stumble upon a mysterious bunker made of cardboard beneath the Creek.

Craig and his friends stumble upon Carter, the cardboard genius turned cyborg, and Craig decides to help Carter become a kid again, just like him!

There’s a thief in the Creek, and there is only one hero who can stop them: SILVER FIST!