(CNN) — Demetrious Johnson is well-known for his fast hands in the ring, however when the gloves are off his fingers are fairly nimble as well. “Mighty Mouse”Johnson abandoned UFC for ONE Championship at 2018 and as part of his move became the origin of the new esports venture. The former UFC flyweight champion is a hardcore gamer, also a Twitch streamer and also has had a endorsement with Microsoft Xbox. “Esports as a whole