- Robotman is a mecha from the Generation One continuity family.
Robotman is a mecha that can be summoned by M121 Mason.
DreamMix TV World Fighters
As part of DreamMix TV's attempt to pull in more ratings, M121 Mason was invited to battle bunches of other beings, including Optimus Prime and Megatron on the television show World Fighters. In those battles, Robotman could be summoned.