The Update 1.5 for American Truck Simulator has been released for Linux on Steam.

It contains a complete overhauled and resized map and many more improvements.

More information:

Rescaled map main features:
Scale 1:35 → 1:20 – 1,75x larger map

Hundreds of miles of new longer roads

A new city - Santa Maria

For Stellaris the huge update 1.4 (aka Kennedy) and the free DLC Horizon Signal has been released for Linux on Steam.

The DLC Horizon Signal has been written by the author Alexis Kennedy, who also wrote stories for Sunless Sea among others.

Here is the FAQ for Horizon Signal:

The Dwarfes, an interesting mixture between tactical RTS and RPG and created based on the famous book by Markus Heitz, is now available for Linux on Steam.

UPDATE: it is also available DRM-free at GOG!

Description:

Redie, a top-down-shooter with some similarities to Hotline Miami, is now available for Linux on Steam.

Description:

Redie is a challenging singleplayer 3D top-down shooter. Fight an army of well-trained terrorists and soldiers in action-packed close quarters combat. Prepare to (re)die.

For Euro Truck Simulator 2 the huge update 1.26 has been released for Linux on Steam!

We would like to sincerely thank the fan community for the awesome feedback on Open Beta of Euro Truck Simulator 2 version 1.26. We have received a lot of valuable input on the new content and tons of reports for little things that we would have almost missed but that were fixed thanks to you.

We are now ready to make the 1.26 Update live for everyone.

The long awaited Total War: Warhammer has finally been released for Linux!

My suggestion: buy it from Ferals own store.
This way they get the most of it.

In this Forum-post I explain the Installation of the GOG-Version of the game The Vanishing of Ethan Carter using PlayOnLinux.