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.
Taking inspiration from Capcom's Puzzle Fighter, Puyo Puyo and Dr Mario the developer Pxlplz has put out their competitive puzzle game Robo Puzzle Smash.
If there's one genre Linux has a pretty big hole in, it's fighting games. Thankfully it seems we may get another, as Fantasy Strike is showing signs of coming over to Linux.