Prepare for more retro-styled action with Stellar Valkyrie, another new GZDoom-powered first-person shooter coming to Linux. Developed by In The Keep Games it's one we missed from Realms Deep 2021.
Read the full article here: https://www.gamingonlinux.com/2021/08/prepare-for-more-gzdoom-goodness-with-the-upcoming-stellar-valkyrie