RG-4 is a robot who was brought onto the Scar City Butterflies after his predecessor, RG-3, was shut down after a tragic accident.

RG-4 has no concept of humour and strive to try and understand it.

"RG-4 does not undertsand the appeal of a banana hitting a fellow human being in the face," -- Episode 28
His outer shell is made of Volcaneic Ash.

RG-4 has a specialised 'Oil Boy' robot who tops him up when he's running low on fuel.

RG-4 is the CEO of Bio Mass ‘Jections, a company that... jects?

First introduced: Episode 27

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.