Embark on a futuristic ride with Omni-Directional Vehicles GBC, a masterfully engineered Great Ball Contraption by the legendary Akiyuki.
This highly advanced marble machine features autonomous cargo vehicles that seamlessly navigate a studded grid in all directions, collecting and transporting balls with remarkable precision.
Each compact transport unit moves independently, guided wirelessly and docking smoothly with towering ball-handling stations—an innovation that adds a new layer of automation to the world of GBC modules.
Designed with intricate gearing and modern aesthetics, this ball machine is both visually stunning and mechanically captivating.
One standout detail: the vehicle utilize mecanum-style movement to glide fluidly across the grid, creating an almost lifelike flow of traffic.
Ready-to-build kits are now available on BuildaMOC—don't miss your chance to own this groundbreaking marble run experience!
The BuildaMOC kit contains:
- 6 x Grid Base (one with border to calibrate the vehicle)
- 1 x GBC Vehicle number 01
- 1 x GBC Loader module
- 1 x GBC Unloader module
- The PyBricks scripts to operate the vehicles in the two configurations below (L-Shape loop, standard)
With this pack, you can build the two following configurations:

CONFIGURATION "GBC Standard"
CONFIGURATION "L-Shaped GBC in full loop"