Lumiri GameDB
Game library / Sigma Protocol
Sigma Protocol
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Steam

Sigma Protocol

Command your forces against endless waves of enemies in this intense RTS. Build bases, manage resources, and defend the Omega Beacon across procedurally generated worlds. Play solo or team up with friends via Steam multiplayer.

Released · 2026-02-28

At a glance

About this game

Core game information and the store records it came from.

Title
Sigma Protocol
Content
Game
Release date
2026-02-28
Platforms
Windows
Connected stores
1
Steam Steam source details
Store title
Sigma Protocol
Product ID
4402450
Developer
NextGen Solutions LLC
Publisher
NextGen Solutions LLC
Store platforms
Windows
Source checked
2026-10-14 00:44 UTC

Open official store page ↗

How you can play

Features and tags

Select a feature to find other games that have it.

Store tags

  • Strategy
  • RTS
  • Tower Defense
  • Real Time Tactics
  • Wargame
  • Minimalist
  • Building
  • Tactical
  • Fantasy
  • Futuristic

Genres

  • Casual
  • Indie
  • Strategy

Categories and genres from the Steam store, observed 2026-10-14. 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

1.09 EUR

Steam

Recorded 10 days ago Over 48 h old

Difference between stores

—

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

Distance from observed low

At observed low

Steam listing only. Low: 1.09 EUR.

Last seen
Newest included record

1 record is over 48 hours old.

1 included price record from 1 store · 1 linked listing

See the 1 included observation
  • Steam history →Sigma Protocol
    1.09 EUR
    10 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.

Ratings at a glance

Community and editorial ratings

No combined rating yet

1 collected source needs enough reviews before a score is calculated.

Steam

Steam

100/100 100% positive

100/100

1 user reviews · 1 user reviews

1 positive · 0 negative

Needs 9 more reviews before it is included.

Checked

View the rating chart · User sources need 10 reviews; verified editorial sources qualify directly. The combined score is the arithmetic mean of included sources, not weighted by review count.

Player activity

Observed Steam player history

Latest 1,000 points at most. Individual observations.

Last observed Steam players
0
2026-10-14 02:48 UTC
Observed peak · 24h
0
Within the displayed history
All-time observed peak
0
· since Lumiri started observing
Average players · 24h
0
1 local samples · approximate for grouped data
First signal received

0 players observed

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

View exact player observations
  • 2026-10-14 02:48: 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: 1.09 EUR, last seen

First recorded price. More observations will build the price history.

View 1 recorded prices
  • 2026-10-04 16:36: 1.09 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.

No changes detected yet. Price and release updates will appear here.