SMG4 is a youtuber and dank memer who has been around since 2011. He, however is a member of the Galactic YouTube Rouges, the guys who protect the galaxy from the Galactic YouTube Trolling Crew. He is known for entertaining people with his series called "Stupid Mario" where Mario acts very dumb, and people laugh. He shares said series with the other members of the Galactic YouTube Rouges.
He represents the obsolete Quadrans Muralis constellation of the group.