Hieronymous "The" Hacker is the overall main antagonist of Cyberchase. The archnemesis of Motherboard and the CyberSquad, Hacker plans to seize control of Cyberspace. To this end, he has infected Motherboard with a virus.
There are roughly one-sh*t billion tropes so PLEASE look through them before adding one. Otherwise add what you like. ADDITION: PLEASE read through the trope description provided before submitting something. It's not a huge deal but too often people submit characters that don't fit just because they misinterpreted the title...
