These are mostly co-op horror horror games, although most have SP modes also according to the Steam pages. All are from the "Spring Screams" Humble Bundle.
Escape The Backrooms > CAD4466HK
DEVOUR > Gabriel2
Demonologist
FOREWARNED
My Friendly...
Get the Big Con from the Epic Game Store free till 4-25-24.
https://store.epicgames.com/en-US/p/the-big-con
The Big Con
Play as Ali, a curious and sarcastic high schooler who ditches band camp to go on a cross-country road trip. But this isn’t...
Get a Steam key for Streamer Life Simulator free from Fanatical till 4-23-24.
https://www.fanatical.com/en/game/streamer-life-simulator
https://store.steampowered.com/app/1261040/Streamer_Life_Simulator/
Become one of the most popular people...
Get The Outer World's: Spacer's Choice Edition free from the Epic Game Store till 4-11-24.
https://store.epicgames.com/en-US/p/the-outer-worlds-spacers-choice-edition
The Outer Worlds: Spacer's Choice Edition
The Outer Worlds: Spacer’s Choice...
Get Deus Ex: Mankind Divided free from the Epic Game Store till 3-21-24.
https://store.epicgames.com/en-US/p/deus-ex-mankind-divided-4c6370
Deus Ex: Mankind Divided
The year is 2029, and mechanically augmented humans have now been deemed...
Get a free Steam key for Wanba Warriors from Fanatical till 3-19-24.
https://www.fanatical.com/en/game/wanba-warriors
https://store.steampowered.com/app/1021770/_Wanba_Warriors/
Plus when you complete your order, you’ll get a voucher for 5%...