People on protondb claim to have success running that using Luxtorpeda. Also id software released the source code for the game so you could just run a native Linux build with OpenGL support: https://uhexen2.sourceforge.net/. Source: about 1 year ago

I also wanted to throw in the link for the command line thing I mentioned https://uhexen2.sourceforge.net/ it's in section 1.3 but I'm genuinely not sure how to use it or what a command line even is lol I've also tried console commands but with no luck. I hope this helps! Source: over 1 year ago

My best friend and I have been meaning to experience this game for a while now but we can't seem to connect to each other. We are installing from http://uhexen2.sourceforge.net/ windows 64bit version. Source: over 1 year ago

I wouldn't bother running it on the original executable, just use Hammer of Thyrion. It's an updated source port. Source: about 2 years ago

Oh, and the game is free to download, which is nice. Source: about 1 year ago

Check out the Clone Hero subreddit and the about section. The download is at this link. The subreddit can link you to songs to download. Source: about 1 year ago

If you're on pc, you can always play Clone Hero, a free and updated version of good old Guitar Hero. Source: about 1 year ago

The answer is Clone Hero, or Guitar Hero World Tour Definitive Edition if you wanted an more Authentic experience with characters and stuff. Source: about 1 year ago

You can download free here! https://clonehero.net. Source: about 1 year ago