Delta Particles
Delta Particles - Steam Charts & Historical Stats
Delta Particles – is a total conversion mod for HL. Explore historical player activity and pricing for Delta Particles. Player-count data was last observed May 1, 2026.
Delta Particles player count and price summary
- Current players
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- All-time peak
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- Current US price
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Player count last observed . Values marked unavailable are not estimated.
Media gallery 33 screenshots · 1 videos
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Gameplay Trailer
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System Requirements
- OS *: Windows® 7 or higher
- Processor: CPU 1 GHz
- Memory: 2 GB RAM
- Graphics: 128MB Video Card with OpenGL support
- Storage: 1 GB available space
- OS: Linux Ubuntu 12.04 or higher
- Processor: CPU 1 GHz
- Memory: 2 GB RAM
- Graphics: 128MB Video Card with OpenGL support
- Storage: 1 GB available space
Additional Information
*languages with full audio support
Additional Information
Developer Analytics
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About This Game
Delta Particles – is a total conversion mod for HL. You're playing as a technical engineer of complex "Delta Base" Nick Farrell. Unfortunately, the protagonist was in the wrong place at the wrong time, as an experiment at the Black Mesa Research Facility resulted in a resonance cascade.
Detailed Description
Delta Particles is a single-player modification for Half-Life.
The plot takes place at the universe of HL. You're playing as a technical engineer of complex "Delta Base" Nick Farrell. Unfortunately, the protagonist was in the wrong place at the wrong time, as an experiment at theBlack Mesa Research Facility resulted in a resonance cascade that teleported extraterrestrial beings from the world of Xen to Earth.
Features:
A new single-player campaign consists of 4 chapters, comprising 35 maps
This is a long single-player campaign lasting from 3 to 6 hours. New story, characters and adventures are waiting for you!
Total conversion, a lot of new content
New textures, sounds, models, and other assets are included. Delta Particles is completely base on new assets!
Atmosphere of the new scientific complex "Delta Base"
A brand-new scientific complex located somewhere in the Nevada desert. "Delta Base" is
the main competitor in experimental teleportation research to Black Mesa, because the U.S. government has awarded a grant to develop spatial teleportation devices.
Visit new locations, from scientific laboratories to industrial areas!New weapons
Your armory includes new weapons and heavily reworked old ones. Now you are definitely locked and loaded!
New Dark Ambient soundtrack
It features a new Dark Ambient soundtrack by "Iron Cthulhu Apocalypse" and "Out of Hell". This soundscape immerses you in a deep and gloomy atmosphere of these places.
XEN maps
It's XEN. If you like this alien, rocky world from the HL universe, you'll enjoy it!