|LEGO → Technic → RoboRiders|
8512 Onyx is a set released in 2000 in the short lived RoboRiders Theme. Its weapons are two laser beams. It is associated with rock. It comes with no Minifigures as same as the other RoboRiders sets. It can be combined with 8511 Frost and 8514 Power to form a combiner RoboRider, with 8509 Swamp, 8511 Frost, 8513 Dust and 8514 Power to form another, with 8509 Swamp, 8511 Frost and 8513 Dust to build yet another and with all of the other RoboRiders to build the biggest RoboRider. It was released in 2000.