8512 Onyx is a set released in 2000 in the short lived RoboRidersTheme. Its weapons are two laser beams. It is associated with rock. 8512 Onyx was released in 2000. It can be combined with 8514 Power to form a Larger Roborider however the combiners don't move with wheels. Onyx can also be combined with other roboriders to create other combiners.