Neon boots is a free parkour game that offers bright scenery and intense parkour challenges. I highly recommend this game if you enjoy easy to hard parkour.

https://store.steampowered.com/app/1057850/Neon_Boost/

SYSTEM REQUIREMENTS
MINIMUM:
OS: Windows 10
Processor: Intel i7 CPU @ 2.6GHz or higher
Memory: 8 GB RAM
Graphics: Nvidia GTX 750
DirectX: Version 9.0
Storage: 2 GB available space
RECOMMENDED:
OS: Windows 10
Processor: Intel i7 CPU @ 2.6GHz or higher
Memory: 16 GB RAM
Graphics: Nvidia GTX 980
DirectX: Version 9.0
Storage: 2 GB available space

Genre: Action, Free to Play, Indie
DEVELOPER: Sample Text Studio
PUBLISHER: Sample Text Studio
RELEASE DATE: May 20, 2019

Blood and Bacon is a game were a mentally ill farmer tasks you with killing pigs and gives you weapons to do so. You can have up to six players and it cost: $0:99 US $1.26 Canadian

https://store.steampowered.com/app/434570/Blood_and_Bacon/

SYSTEM REQUIREMENTS
MINIMUM:
OS: Windows Vista, Windows 7, Windows 8 and up
Processor: 1.2 GHz Pentium 4 Minimum
Memory: 600 MB RAM
Graphics: Shader Model 3.0, Direct3D , Hardware Acceleration
DirectX: Version 10
Storage: 300 MB available space
Sound Card: Sound Card is Required or Virtual Sound Card
Additional Notes: Supports Multiple Resolutions and AA Settings

Mature content wasn't found so here's what I have to say about it:

Blood, Gore, Mature language and Sexual References

GENRE: Action, Adventure, Casual
DEVELOPER: Big Corporation
PUBLISHER: Grunge Games LTD
RELEASE DATE: Feb 1, 2016

Handy Harry's Haunted House Services is a very weird and questionable game, it is enjoyable in groups of four and cost: $4.99 US and $6.34 Canadian.

https://store.steampowered.com/app/1310510/Handy_Harrys_Haunted_House_Services/

SYSTEM REQUIREMENTS
MINIMUM:
Requires a 64-bit processor and operating system
OS: Windows 7
Processor: Intel Core 2 Duo 2.3 GHz or AMD Athlon X2 2.5 GHz
Memory: 2 GB RAM
Graphics: NVIDIA GeForce 8800GT or AMD Radeon HD 3830
DirectX: Version 10
Network: Broadband Internet connection
Storage: 500 MB available space
RECOMMENDED:
Requires a 64-bit processor and operating system
OS: Windows 10
Processor: Intel Core i5 2.5 GHz or AMD FX 4.0 GHz
Memory: 4 GB RAM
Graphics: NVIDIA GeForce GTX 560 or AMD Radeon HD 7750
DirectX: Version 11
Network: Broadband Internet connection
Storage: 1 GB available space

GENRE: Indie, Early Access
DEVELOPER: Bismuth Games
PUBLISHER: Bismuth Games
RELEASE DATE: Jul 31, 2020

Pandemic Express - Zombie Escape is a free game were players on a train are against people that play as zombies.

https://store.steampowered.com/app/939510/Pandemic_Express__Zombie_Escape/

SYSTEM REQUIREMENTS
MINIMUM:
Requires a 64-bit processor and operating system
OS: Windows 7/8/10 64bit
Processor: Intel i5-2400, AMD FX-6300
Memory: 8 GB RAM
Graphics: NVIDIA GeForce GTX 550Ti or AMD Radeon HD 7750
DirectX: Version 11
Network: Broadband Internet connection
Storage: 9 GB available space
Additional Notes: We highly recommend to have a microphone as this game depends on ingame communication.
RECOMMENDED:
Requires a 64-bit processor and operating system

MATURE CONTENT DESCRIPTION
The developers describe the content like this:

Human players can shoot the dark creatures.

GENRE: Action, Indie, Massively Multiplayer
DEVELOPER: TALLBOYS, tinyBuild
PUBLISHER: tinyBuild
FRANCHISE: tinyBuild
RELEASE DATE: Sep 27, 2019

Battle Grounds III is the most realistic fps (first person shooter) that has a amazing player base, compelling maps, amazing weapons, and some hyper-realistic gameplay. Did I mention it's free? Well it is and you should get it so you can thank me later.

https://store.steampowered.com/app/1057700/Battle_Grounds_III/

SYSTEM REQUIREMENTS
MINIMUM:
OS: Windows® 10/7/Vista/XP
Processor: Pentium 4 Processor
Memory: 1 GB RAM
Graphics: DirectX® 9 level Graphics Card with 256 MB or more
DirectX: Version 9.0c
Storage: 5 GB available space
Additional Notes: Mouse, Keyboard
RECOMMENDED:
OS: Windows® 10/7
Processor: Intel® Core™ 2 Duo E6600 or AMD Phenom™ X3 8750 processor or better
Memory: 2 GB RAM
Graphics: DirectX® 9 level Graphics Card with 1 GB or more
DirectX: Version 9.0c
Network: Broadband Internet connection
Storage: 5 GB available space
Additional Notes: Mouse, Keyboard, Microphone

MATURE CONTENT DESCRIPTION
The developers describe the content like this:

Includes intense historical violence and blood effects.

GENRE: Action, Free to Play, Indie, Early Access
DEVELOPER: The Battle Grounds Game Development Team
PUBLISHER: The Battle Grounds Game Development Team
RELEASE DATE: Jun 30, 2019

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