Gumtron is a character who appeared in the rock and roll saga. He is based on Future Mordacai who appeared in Regular Show and Spongetron from Spongebob Squarepants. He was just called Future Gumball however he is called Gumtron. He died along with Dartron. He is voiced by Rodger Bumpass


He is an adult Gumball but is more of a cyborg as he has a vision screen similar to future and alien characters like Gort from TDTESS he also has a guitar on his back.

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