On October 18, TommyInnit posted a screenshot of him and Mumbo Jumbo playing Minecraft with a caption signalling a competition. He later also confirmed that Smajor1995, JackManifoldTV, and Grian are ...

Oliver "Oli" Brotherhood, who is better known online as Mumbo Jumbo, is an English Minecraft YouTuber who is very well known for showcasing his amazing redstone builds. He also does videos on testing ...