https://www.gamingonlinux.com/2016/07/you-can-play-controversial-fps-daikatana-on-linux-now-thanks-to-a-fan-patch-endorsed-by-john-romero/
A community project to fix up the FPS Daikatana should now hopefully be playable on Linux and it has official endorsement from John Romero.
you can playcontroversialfpsdaikatanalinux