Metal Sonic 4.0
is a new character in Super Mario Silver Spurs 2: Adventures Beyond. He is built by Fawful and Eggman Nega to destroy Mario and his friends and acquaintances. But he ends up focusing more on Metal Sonic 3.0's issues, thus becoming his rival.

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.