Feral Fury is a twin-stick shooter with an overall dark feel to it. I've played it for a while and I've grown to really enjoy it, even if it's a little punishing.
Croteam have recently released both Serious Sam VR: The First Encounter & Serious Sam VR: The Second Encounter on Steam. They both use their new Fusion engine which comes with Linux support, Vulkan and 64bit.
Just a quick update about the great online FPS Ballistic Overkill. I spoke to the developers on Twitter and it's possibly it may see a Unity upgrade to get Vulkan.
Virtual Programming have release their latest Linux port with 'Putty Squad'. It's a remake of the 1994 platformer that shares the same name, but the updated release has crispier high resolution visuals. VP provided me a copy last night, so here's some thoughts.
Hollow Knight, an incredibly stylish action and adventure game recently launched for Windows, but it seems Linux gamers won't be left waiting for too long.
The really fun FPS Ballistic Overkill has now officially left Early Access with a patch. The developers have stated they intend to continue adding to it and have major features in development.
As a big fan of the older Halo games myself, Installation 01 sounds like it could be pretty interesting. It also plans full Linux support due to using the Unity game engine.
Guns N' Boxes a game that promised a Linux version during the Greenlight campaign is now looking to put it out after many months waiting. They've asked for willing testers to help out.
Day of Infamy is a very fun FPS from the developers of Insurgency. I've played a little while of it and found it enjoyable and now it's fully released.