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Galactic Civilizations IV: Underworld

Released Q4 2027by Stardock EntertainmentNo user reviews(Steam reviews)

Descend into the galaxy's criminal underworld. Every civilization has an underworld. Will you suppress it, exploit it, or become it?

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Official stores

Official stores with direct support.

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Base game (1)

This is the base game required to play this DLC. Other expansions may also be required.

Multipacks (2)

DLCs (13)

Galactic Civilizations IV: Underworld screenshot

About Galactic Civilizations IV: Underworld

Descend into the galaxy's criminal underworld. Control black markets, sponsor pirate fleets, engage in deep espionage, smuggle forbidden goods, and build criminal syndicates that operate beyond the law. Every civilization has an underworld. Will you suppress it, exploit it, or become it?

Game details

Galactic Civilizations IV: Underworld price history

Lowest tracked price: £66.99 (Jul 7, 2026) · current best: £66.99.

Galactic Civilizations IV: Underworld — frequently asked questions

Where can I buy Galactic Civilizations IV: Underworld at the cheapest price?

Right now the cheapest offer for Galactic Civilizations IV: Underworld is £66.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.

What is the lowest price Galactic Civilizations IV: Underworld has ever been?

The lowest price KingsPrice has tracked for Galactic Civilizations IV: Underworld is £66.99 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.

How can I get Galactic Civilizations IV: Underworld at a discount?

Create a free price alert on this page and KingsPrice will email you when Galactic Civilizations IV: Underworld drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.

System requirements

Minimum

Minimum:
  • Requires a 64-bit processor and operating system

Recommended

Recommended:
  • Requires a 64-bit processor and operating system