This latest Warner Bros. Games Humble Bundle looks to be great value with lots of games for a small price and good overall Linux compatibility.
Here's your usual GamingOnLinux run over what's included and the compatibility to expect across Linux desktop, SteamOS and Steam Deck. Using Valve's Deck Verified ratings and ProtonDB.
Gotham Knights
Steam Deck Playable / ProtonDB Gold
Back 4 Blood
Steam Deck Playable / ProtonDB Gold
Mortal Kombat 11: Ultimate Edition
Steam Deck Unsupported / ProtonDB Gold
FEAR: Ultimate Shooter Edition
Steam Deck Playable / ProtonDB Platinum
Be sure to try out the EchoPatch for FEAR.
Middle-earth: Shadow of War Definitive Edition
Steam Deck Verified / ProtonDB Gold
Batman: Arkham Knight Premium Edition
Steam Deck Verified / ProtonDB Gold
Injustice 2 Legendary Edition
Steam Deck Playable / ProtonDB Silver
Batman: Arkham Origins
Steam Deck Unsupported / ProtonDB Platinum
Middle-earth: Shadow of Mordor Game of the Year Edition
Steam Deck Verified / ProtonDB Platinum
Suicide Squad: Kill the Justice League
Steam Deck Playable / ProtonDB Gold
Watchmen: The End is Nigh Part 1 and 2 Bundle
Steam Deck Playable / ProtonDB Platinum
Mad Max
Steam Deck Verified / ProtonDB Platinum
MORTAL KOMBAT XL
Steam Deck Verified / ProtonDB Gold
Batman: Arkham City - Game of the Year Edition
Steam Deck Playable / ProtonDB Gold
Batman: Arkham Asylum GOTY Edition
Steam Deck Unsupported / ProtonDB Gold
Injustice: Gods Among Us Ultimate Edition
Steam Deck Unsupported / ProtonDB Gold
You get all of that for £10.93. Pretty great overall for what's included.
Check it out on the Humble Bundle store.