Screenshots
Watch trailer on Steam ↗Protocol Nadir
TotalEclypseProductions · Published by TotalEclypseProductions
Mixed — 56% positive (16 reviews)
Last updated 9 Oct 2026
A first person Horror game containing multiple enemies in a complex series of randomly generated rooms. Fight them and ascend to the truth. Find what awaited others before you. Uncover the mystery and explore the truth.
Adventure, Indie, Simulation, Free To Play · 2025 · More free games
Embark on a chilling journey through randomly generated rooms in Protocol Nadir. Unveil mysteries and face horrors as you explore this free-to-play simulation game from 2025.
About this game
The Ones Above await You. They are watching. FIND THEM!
Make your way through the facility. Ascend through its abandoned corridors and uncover the chilling truth behind this hidden bunker. Explore procedurally generated rooms, each holding fragments of a forgotten story—items that may help you survive and secrets that whisper of a past buried in darkness.
Face terrifying creatures driven to survive and Piece together the pieces of what was left by the ones before you.
Explore this facility and avoid the creatures created here.
Scavenge for items which may become your only hope.
Unravel what awaits in the shadows.
Multiple Endings to explore and find.
Navigate unique rooms, each concealing its own unsettling mystery.
Encounter multiple unique enemies.
Make your way to the top. Will you uncover the truth? Or will THEY uncover you first?"
System Requirements
Will my PC run this? →Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10/11 version 21H1
- Processor: INTEL CORE I5-6600 / AMD RYZEN 3 3300X
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce GTX 1060 / AMD Radeon RX 580
- DirectX: Version 11
- Storage: 1 GB available space
Recommended
- Requires a 64-bit processor and operating system
Supported Languages
*languages with full audio support
Latest news
Patch NotesOfficial
Update 1.0.2b
Interaction Bug has been discovered. Interaction bug patch movement Bug fixedRead full article on Community Announcements (Splashdamage)Patch NotesOfficial
Update 1.0.2
I've noticed many players are having an issue finding the torch so I've made it easier for the player Moved torch to inventory automatically Known Issues: On certain systems movement does not work at allRead full article on Community Announcements (Splashdamage)Patch NotesOfficial
Version 1.0.1 update
Removed movement Bug experienced by some players on certain hardware Updated App IconRead full article on Community Announcements (Splashdamage)
