'The Dweller' is a short and minimalistic but incredibly fun and solid puzzler that I highly recommend
'The Dweller' is one of those obscure games that for some reason, despite being well made and original they pass completely unnoticed under the radar, and once you finally play them you not only feel you've spent a couple of hours on a worthy title, but also the fact itself of finding them is totally rewarding.
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Why some games on Linux, SteamOS / Steam Deck have broken videos and what you can do
How to install Battle.net on Linux, SteamOS and Steam Deck for World of Warcraft and Starcraft