Is this finally all that there is to know about Stop 'N' Swop? The legendary scrapped feature across Rare's Nintendo 64 library was laid bare by bear and bird creator Gregg Mayles, revealing precisely how Banjo-Kazooie, Donkey Kong 64, and Banjo-Tooie would have interacted, what the Ice Key would be used for on both Donkey Kong Island and the Isle O'Hags, and what might have been taken out of Tooie into a future Rare game!