Underworld Ascendant

36KS37Metacritic
Released Nov 15, 2018by OtherSide EntertainmentMostly Negative(35% of 1.1K Steam reviews)

From the creative minds behind the System Shock, Thief and Underworld® series. Enter The Stygian Abyss, a dangerous, highly interactive dungeon world. Mix and match dozens of combat, stealth and magic skills to develop your own unique style of play. Become The Ascendant.

Offers

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Official stores

Official stores with direct support.

GameBillet
GameBilletOfficial
updated
£24.99
-6% vs Steam£23.49
Shop now ↗
Green Man Gaming
Green Man GamingOfficial
updated
GamersGate
GamersGateOfficial
updated
Steam
SteamOfficial
updated

Keyshops

Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →

Loaded
LoadedKeyshop
updated
Lowest price
£24.99
-89% vs Steam£2.79
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Instant Gaming
Instant GamingKeyshop
updated
£24.99
-87% vs Steam£3.23
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Gamivo
GamivoKeyshop
updated
-87% vs Steam£3.26
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Eneba
EnebaKeyshop
updated
-86% vs Steam£3.38
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K4G
K4GKeyshop
updated
-86% vs Steam£3.56
Shop now ↗

About Underworld Ascendant



From the creative minds behind the acclaimed Ultima Underworld®, System Shock and Thief series, in Underworld Ascendant®, Paul Neurath and Warren Spector's OtherSide Entertainment challenges you to think creatively in an interactive sandbox environment.

You are summoned by a mysterious figure to The Stygian Abyss, a dangerous and constantly evolving dungeon world imperiled by the looming threat of the beast Typhon. To save this world, and yours – you must overcome complex challenges, uncover lost secrets and gain favor with factions to maximize your knowledge and strength. Utilize your environment to stack the odds in your favor. Devise the ideal plan to overcome the challenges you face or dive in and think on your feet.

Each decision holds great opportunity and grave consequence. What you leave behind will be engraved on the lives of others. Assuming you survive



KEY FEATURES:
A DEEPLY IMMERSIVE WORLD
Enter a fully-realized dungeon realm, from the village of Marcaul to the Vault of Nyx and seven other large-scale levels to explore, each comprising a labyrinthine assembly of rooms, passages, halls and ruins connecting massive cavern complexes. Interact with useful flora and physics-based traps. Encounter fantastic creatures like Lizard Men, opportunistic Outcasts, and fearsome Mind Cripplers – all with unique abilities that can be used to your advantage.



A HERO TO CALL YOUR OWN
Tailor your skillset by combining more than 75 skills from three different archetypes (Combat, Stealth, Magic) that you can mix and match to develop a unique hero who is truly your own. Craft over a hundred different types of spells using the runic spell crafting system. The game sets the challenge, the solution is up to you.

CONSTANTLY EVOLVING UNDERWORLD
Become embroiled in an epic plot, as rival factions vie for dominance in struggles that ebb and flow across the realm. The decisions you make have consequences on events and the world around you. Unique challenges, dynamic enemy spawning, variable Outcast-built structures and a degrading world state that varies enemy population provide a dynamic world to play through in many different ways.



EMERGENT QUESTS
Set out on more than 70 quests and numerous Side Bounties that reward you for avoiding detection, going unarmed and more, providing many opportunities to explore, replay and test unlimited strategies and playstyles.

UNIQUE REWARDS SYSTEM
Earn rewards and unlock skills through resourceful, unboxed gameplay and ingenious performance. Solve challenges in unique ways and push yourself to experiment.

Game details

Game details

Released
Publisher
Platforms
Controller support
Full
Steam Deck
Playable
Metacritic
Steam rating
Mostly Negative (35%)

Age ratings

IGRS 18DEJUS 10STEAM_GERMANY 6

Game modes

Underworld Ascendant price history

Lowest tracked price: £2.79 (Jul 9, 2026) · current best: £2.79 across 9 stores.

Underworld Ascendant player count & reviews

35% positive reviews all-time · 6 peak players in the last 30 days.

Underworld Ascendant — frequently asked questions

Where can I buy Underworld Ascendant at the cheapest price?

Right now the cheapest offer for Underworld Ascendant is £2.79 at Loaded. KingsPrice compares 10 offers from 9 stores — official stores and keyshops — and refreshes prices throughout the day.

What is the lowest price Underworld Ascendant has ever been?

The lowest price KingsPrice has tracked for Underworld Ascendant is £2.79 (recorded on Jul 9, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.

How many people play Underworld Ascendant?

Underworld Ascendant peaked at 6 concurrent players on Steam in the last 30 days (highest on Jul 18, 2026). The player chart on this page updates daily.

Is it safe to buy a Underworld Ascendant Steam key from a keyshop?

Keyshops are marketplaces that resell game keys, usually below official store prices. The keyshops listed on KingsPrice deliver genuine Steam keys, but buyer protection differs from official stores — check the shop's rating and refund policy before buying. You can hide keyshop offers at any time with the keyshops toggle. Keyshop prices vs Steam →

How can I get Underworld Ascendant at a discount?

Create a free price alert on this page and KingsPrice will email you when Underworld Ascendant 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
  • OS *: 64-bit Windows 7, 64-bit Windows 8 (8.1) or 64-bit Windows 10
  • Processor: Intel CPU Core i5-6600 @ 3.3GHz / Ryzen 3 1300X
  • Memory: 8 GB RAM
  • Graphics: Nvidia GPU GeForce GTX 960 (3GB)/ AMD R9 280 (3GB)
  • DirectX: Version 11
  • Storage: 25 GB available space

Recommended

Recommended:
  • Requires a 64-bit processor and operating system
  • OS: 64-bit Windows 10
  • Processor: Intel CPU Core i7-6700/ AMD Ryzen 5 1500x
  • Memory: 12 GB RAM
  • Graphics: Nvidia GPU GeForce GTX 1060 (6GB)/ Radeon RX 480 (8GB)
  • DirectX: Version 12
  • Storage: 25 GB available space

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