Transmissions: Element 120
Released Jun 2016
TE120 is a short single player experience set in the Half-Life Universe featuring a gravity defying weapon that allows you to jump buildings and sustain large falls. The story takes place at a mysterious date & location. Where are you? Why have you been sent?
94% positive · 9,959 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence
Where to get it
Free on Steam
Evaluation
Transmissions: Element 120 is a free, short single-player experience set in the Half-Life universe, created by a solo developer. It launched on Steam on June 16, 2016 as a complete, self-contained game. A source code release followed on August 21, 2016, which added some technical enhancements but represented the developer sharing the project with the modding community rather than new playable content. The developer's only post-launch communication beyond bug fixes and the source code release was a milestone celebration on February 13, 2019, noting the game had surpassed 1,000,000 downloads — a celebratory post with no indication of future updates or new content. The game was explicitly described as a "short single player experience" from the outset, consistent with a finished, standalone release. There are no unreleased DLC listings, no announced future content, and no post-launch content update pattern. The developer has been silent since February 2019, but given the game launched as a complete product with no stated plans for expansion, this silence is consistent with a finished game rather than an abandoned one.
Evidence
Game launched on Steam as a free, complete short single-player experience with new music, Linux support, achievements, and polish. No future content announced.
Source code released on GitHub for modders, with several technical enhancements. No new playable content or plans for future updates announced.
Media
Details
Developer
Publisher
Self Published
Achievements
11
Platform
Windows, Linux
Controller
partial support
Steam Deck
Not rated
Players
Single-player
About this game
Transmissions : Element 120 is a short single player experience set in the Half-Life Universe featuring a unique gravity defying weapon that allows you to jump buildings and sustain large falls. The story takes place at a mysterious date & location. Where are you? Why have you been sent?

To help bring the Source Engine up to date several new features are included:


To help bring the Source Engine up to date several new features are included:
- Enhanced dynamic lighting
- Integrated Source Shader Editor 0.5 for enhanced post processing & lighting
- Improved support for complex physics structures
- Support for super massive physics objects
- Improved AI and situational awareness on multiple AI types

Last evaluated Jun 28, 2026
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