Saints Row: Undercover, the lost PSP game randomly rediscovered in Volition’s storage room
Saints Row: Undercover was cancelled and the PSP dev kit on which the project was created was hidden away in one of Volition’s storage rooms. A few months ago the prototype was found again thanks to Josh Stinson (Associate Video Editor at Volition), that stumbled upon that PSP dev kit while looking around their office.

Read about the story behind it and download its design doc: