Gamegender is a xenogender that feels connected/euphoric to games, or can only be felt when playing games/a specific game. Originally this was more of an umbrella term for video games however it can match real life games too.
History
This term was coined by Tumblr user just-a-mogai-blog on July 10th 2018.
https://beyond-mogai-pride-flags.tumblr.com/post/175765953215/gamegender