I have:
775/045 Video-Mühle (CBI + 2 Overlays)
775/231 Escape (CB + 2 Overlays, Box is not so nice)
Instructions for Invasion aus dem Weltall.
I do have a complete copy of Video-Schach.
Maybe I have a copy of "Intelligenzübung", but if so it's not boxed. (I've just checked the boxed games yet.)