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SYSCALL: RING ZERO

Reverse-engineer a private 1990s BBS. Read disassembly, patch broken checks, optimize a nine-core rack, and write assembly firmware that locks onto live scope traces. With 200+ puzzles, full controller support and offline play, you can refine your assembly skills on all your devices!

Released · 2026-07-03

At a glance

About this game

Core game information and the store records it came from.

Title: SYSCALL: RING ZERO
Content: Game
Release date: 2026-07-03
Developer: Chilling Moose Games
Publisher: Chilling Moose Games, This Is Neat
Platforms: Windows, Linux, macOS
Connected stores: 1

Steam Steam source details

Store title: SYSCALL: RING ZERO
Product ID: 4849330
Developer: Chilling Moose Games
Publisher: Chilling Moose Games, This Is Neat
Store platforms: Windows + Linux + macOS
Source checked: 2026-11-11 01:07 UTC

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How you can play

Features and tags

Select a feature to find other games that have it.

Ways to play

Single-player

Controls & VR

Full controller support

Accessibility

Store features

Store tags

Genres

Casual
Indie
Simulation
Strategy

Categories and genres from the Steam store, observed 2026-11-11. Store tags from Steam, as players and the store apply them.

Compare & explore

One game, connected stores

Each store keeps its own prices and observations. We prefer the latest recorded EUR price for Europa. When the displayed currency differs from the store amount, a separate approximate value may use the latest available ECB reference rate.

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Lumiri price context

Recorded price comparison

Matching store titles. One currency. One market.

EUR SE

Lowest recorded amount

12.99 EUR

Steam

Recorded 9 days ago Over 48 h old

Difference between stores

—

One comparable store. A difference needs another matching store price.

Distance from observed low

+3.25 EUR

Steam listing only. Low: 9.74 EUR.

Last seen 2026-10-27

Newest included record2026-11-01 22:31 UTC

1 record is over 48 hours old.

1 included price record from 1 store · 1 linked listing

See the 1 included observation

Steam history →SYSCALL: RING ZERO
12.99 EUR
2026-11-01 22:31 UTC9 days ago · over 48 h old

How this comparison works

Only original EUR amounts recorded for SE and matching titles linked to this game are compared. Edition words and numbers must match. Other editions, source-market fallbacks and currency estimates are excluded.

These are recorded observations. Check the store for the current price, availability and included content. Historical lows belong to the named listing in this market and reflect the history Lumiri GameDB has collected.

Steam

SYSCALL: RING ZERO

12.99 EUR

Price recorded 2026-11-01 22:31 UTC

Player activity

Observed Steam player history

Latest 1,000 points at most. Individual observations.

Last observed Steam players: 0
Observed peak · 24h: 0
All-time observed peak: 1
Average players · 24h: 0

First signal received

0 players observed

Observed player history is starting. The trend chart will appear automatically after the next collected sample.

2026-11-10 15:43 UTC

View exact player observations

2026-11-10 15:43: 0 current players

Observed by Lumiri GameDB during 24h. Times are UTC. Lines connect observations; gaps are not measured.

Open full player history

Samples: 1
Minimum: 0
Maximum: 0
Average: 0

Recorded prices

Price history · Steam

EUR observations for market SE. History belongs to the selected store listing; regional prices and taxes may differ.

Historical low observed by Lumiri GameDB: 9.74 EUR, last seen 2026-10-27

View 2 recorded prices

2026-10-27 01:33: 9.74 EUR (25% off)
2026-11-01 22:31: 12.99 EUR

Prices observed by Lumiri GameDB in EUR.

Catalogue activity

Recent changes

Prices, release dates and store listing updates we detected. Repeated store refreshes are grouped.

Price increase Steam 2 Nov 2026

9.74 USD → 12.99 USD (+33%)
Price increase Steam 1 Nov 2026

9.74 EUR → 12.99 EUR (+33%)