Speed Box Optical Controller & Mr.Do!’s Castle sample

Speed Box Sega Genesis Optical Joystick – pre-production sample?

Never seen one before. Is that just a homemade or supergun controller? The skin makes me think about a promotional unit.

Mr.Do!’s Castle Atari Computer Unreleased Sample?

Other stuff:
Nice Mario sign
Dreamcast – Midway CD Holder from E3
Die Hard game promo Zippo