Buy Undead Citadel Steam Key
Undead Citadel Steam Key: compare prices from 10 offers (October 2026)
An Undead Citadel Steam Key — also known as a CD Key or digital code — is the official activation code you redeem on Steam and keep in your library permanently. From €8.96 (€9.97 with fees, -67%) at HRKGame, 67% below the €29.99 (no fees) Steam price · 9 verified stores, 10 offers in stock · Updated 09h 35min ago.
Gift cards
Steam Key
Prices change depending on the selected payment method.
Final prices with fees
About Undead Citadel
UNDEAD CITADEL immerses you into an adventure encountering hundreds of Undead in breathtaking combats crammed with numerous foes. Slash, stab, crush, shoot, or dismember with your own hands, as you find the way into the depths of the cursed citadel.
Physics-based Combat System
Prioritizes the player's 1:1 movement for total combat control.
Experience realistic physics when you slash, stab, or simply destabilize your enemy.
Dozens of Weapons and Potions
Over 60 hand-to-hand combat weapons, including swords, axes, war hammers, maces, shields, two-handed weapons, etc.
Bows, arrows, and explosives for ranged attacks.
Each type of weapon has unique characteristics. Use them intuitively!
Look at their strength and durability attributes to decide on which ones to keep.
Find and use slow motion, strength, or freezing potions to mutate your power and obliterate the living dead.
Dozens of Different Enemies
Confront the Undead in different states of decomposition.
Before you attack, be aware of their armor, protection, and weapon type.
Dodge or block their attacks with your weapon, find their weak spot, and deliver a mortal blow.
Keep their weapons! They won’t need them anymore, but you will.
Story Mode
Travel across a fantastic setting with over 10 levels and discover the origins of the plague.
Explore the exterior of the citadel and its many interiors while searching for hidden items.
Solve puzzles in different scenarios to advance the story.
Horde Mode
Survive the endless enemy hordes for as long as possible.
Reach the top of the different leaderboards (score, decapitations, etc.)
Armory
Collect all the weapons you acquire from the other modes in your armory.
Practice and experiment with your vast collection in this sandbox mode.
LOCOMOTION
Various options for moving around!
Smooth locomotion with instant turning.
Smooth locomotion with smooth turning.
Citadel needs you, Warrior. Get ready to dive into your new adventure today.
How much does Undead Citadel for PC cost right now?
Undead Citadel for PC starts at €8.96 (€9.97 with fees) at HRKGame, a Steam key, which is 67% under the €29.99 (no fees) it costs on the official store.
That €8.96 (€9.97 with fees) already includes the Gocdkeys12 coupon, so apply it at checkout or the store will show you a higher price.
Only 10 offers across 9 stores carry it, and thin supply means the price barely moves.
That puts it 7% under its average of €10.90 since 2023, so today is a better entry point than most days of its life.
Steam Key
Steam Gift
Is it worth buying the Steam Key for Undead Citadel now or waiting?
That €8.96 (€9.97 with fees) key is at one of its best prices.
- Those €8.96 (€9.97 with fees) are 22% below what it usually costs, measured on the store price.
- Only 7 stores sell the Steam Key, and with that little competition the price barely moves.
- Not counting today, only 138 days out of the 561 days on record were this cheap or cheaper; the lowest it has ever cost is €4.99.
Worked out from 1,475 daily records of the Steam Key for Undead Citadel across 8 stores. See the full price history.
The price does not include each store's payment fees. The percentage is measured on the store price, without coupons, because that is how we record the history. The analysis only counts Key offers. Shared accounts, Steam Gift and physical editions stay out, because they are not the same product and their prices move differently.
Which Undead Citadel format should you buy?
By format: Steam Key from €8.96 (€9.97 with fees) and Steam Gift from €32.97 (€33.26 with fees).
Can you activate Undead Citadel in US?
9 of the 10 offers work on US — the Global ones plus the ones issued for your own region.
Most common FAQs when buying Undead Citadel for PC in digital format:
Other stores may take 30–40 minutes depending on game availability. On release days, delivery times may be slightly longer.
If you notice an unusually long delay, contact the store or us, and we’ll resolve it as quickly as possible.
There have been occasions when those services were overwhelmed, which is why we also offer 24/7 customer support to help resolve any issues or questions.
In any case, we always offer a 100% guarantee, so you won’t have any problems, and if you do, we’ll resolve them as soon as possible.
Need more help? Use our FAQs.
Undead Citadel
Is it worth it?
- 72%Steam reviewsMostly Positive · 288 reviews
Is it alive?
- Watching now on Twitch
- Live channels
What the press says
It’d be nice to see some more varied textures on the level walls as you progress through the game, but as previously noted, the wonderful... Read more
About the game
* languages with full audio
Requirements
- OS *: Windows 7
- Intel Core i5-6500
- 8 GB RAM
- NVIDIA GTX 1070
- Version 11
- 7 GB available space
- VR Support: OpenXR
Coming up next
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