For Civilization VI the Update 1.0.0.341 has been released for Linux on Steam.

Exactly two years after its first release, the action-roguelike Wizard of Legend receives another anniversary update on Steam:

Hey Everyone!

Valve has released another stable Steam-Client (14.05.2020) for Linux:

UPDATE NEWS - STEAM
Latest Update 14 May

A new Steam client has been released and will be automatically downloaded.

General
Fix crash when page search bar is dismissed while a search is in progress

Library
Added a new library shelf "Play Next", which recommends unplayed games from your library (similar to the Steam Labs experiment of the same name).

For the prison-management-game Prison Architect the free DLC "Cleared for Transfer" and the update "The Bucket" have been released for Linux on Steam.

The complete release-notes for both can be found here.

To all wardens,

For the hospital simulation/management game Two Point Hospital the Update 1.20 "R.E.M.I.X. V2" has been released for Linux on Steam:

Hello friends,

Today is THE DAY! Free Update 1.20 is live on Steam with R.E.M.I.X. V2 and more!

The Update 1.13 and a new (paid) DLC "Down under" for the railroad-management-game Railway Empire is now available for Linux on GOG and Steam.

Description DLC:

The Linux-version of the post-apocalyptic adventure called Beautiful Desolation has received the update 1.0.3.9 on Steam.

The developer even bought an additional Laptop with AMD-graphics-card, to find a bug which prevented the playing of in-game-videos.