eX-Mars Cube | SpeedCuber @ex-marscube5978 | Uploaded May 2020 | Updated October 2024, 4 hours ago.
You can buy it on ebay.
ebay.com/itm/eX-Mars-the-Worlds-First-Intelligent-Robot-Cube/402401102663?hash=item5db0f98b47:g:w9cAAOSw42FezPdj%EF%BB%BF