Never missing an opportunity to run a big sale, Valve have put together a big fighting game sale including multiple genres with lots of games going cheap.
It's been a long time coming but it sounds like it's seriously close now, with the major OpenGL rendering work for Them's Fightin' Herds on Linux being done.
Punch Pong is a fantastic and fun idea, turning the classic Ping Pong into a turn-based fighting game that needs quick-thinking and countering your enemies.
Skullgirls, the seriously good fighting game from Lab Zero Games that released originally in 2013 is still being updated and a major improvement is in testing.
Them's Fightin' Herds has been in Early Access for a while, and they confirmed a Linux port during their original crowdfunding campaign on IndieGoGo and now a release date has been set.
The very pretty fighting game Fantasy Strike from Sirlin Games just got a great update, enabling cross-platform online play between Linux/macOS/Windows and the Nintendo Switch and Playstation 4 consoles.
Featuring Linux support, Fantasy Strike is a fighting game that's quite streamlined giving more people an opportunity to enjoy it while still being difficult to master.
Fantasy Strike is a fighting game that's designed to be streamlined and welcoming to new players, while also being great for veterans of the genre and it's launching soon.