CastleGuard — cheap CD keys, compare prices
Is it worth buying?
- The price is at or near its all-time low — a good time to buy.
Estimate based on public reviews (Metacritic/Steam) and price history — the final call is yours.
About the game
CastleGuard is an independently made first-person shooter in which players make their way through towns and rural areas swarming with hostile forces looking for any chance to end their run. Death simply means starting the mission over from scratch. El_Taberna both developed and published the game in 2018.
Best price today
€0.33
all-time low: official €0.99 · keyshop €0.33 near low
On Steam: €0.99 — you save 67% here
The cheapest CastleGuard key right now costs €0.33 at Kinguin — the best of 3 compared offers. The lowest price we have recorded for this game: €0.33. The cheapest official store price is €0.99 at Steam.
The average low over the past 4 months was €0.33.
Prices as of
Steam Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
CastleGuard prices by store 3
| Store | Type | Price |
|---|---|---|
| Kinguin | Marketplace | €0.33 |
| K4G | Marketplace | €0.96 |
| Steam | Official store | €0.99 |
Lowest — official stores
€0.99
Oct 2026
Lowest — keyshops
€0.33
Jul 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €0.99 | €0.33 |
| Sept 2026 | €1.99 | €0.33 |
| Aug 2026 | €1.99 | €0.33 |
| Jul 2026 | €1.99 | €0.33 |
Lowest in-stock price per month from our price history; the current month is the low so far.
How to activate your key
- Steam key — open the Steam client → Games → Activate a Product on Steam → enter the key. Stores with this activation: Kinguin, K4G, Steam
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All-time low so far: €0.33
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 7 or above | Windows 10 |
| Processor | Intel Core i3-4370 3.8GHz or AMD Ryzen 3 1200 3,1GHz | Intel Core i3-8300 3.7GHz or AMD Ryzen 3 1300x 3,5GHz |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | AMD Radeon HD 7870 (2GB) or NVIDIA GeForce GTX 660 (2GB) | AMD Radeon R9 280X (3GB) or NVIDIA GeForce GTX 1050ti (4GB) |
| DirectX | Version 11 | Version 11 |
| Storage | 10 GB available space | 10 GB available space |
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About this game — FAQ
Can CastleGuard be played single-player?
Yes, CastleGuard is a single-player game.
What languages does CastleGuard support?
CastleGuard is available in: English.
FAQ
Where is the cheapest place to buy a CastleGuard key?
The cheapest CastleGuard key is currently sold by Kinguin for €0.33. That is the best of 3 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €0.33.
How much does CastleGuard cost?
CastleGuard currently costs from €0.33 — the cheapest offer across the stores we track. For comparison, the game costs €0.99 on Steam, so buying a key saves you about 67%.
Is Kinguin an official store or a keyshop?
Kinguin is a keyshop (marketplace) where independent sellers list keys, so prices are often lower than in official stores. Every offer on ulov.gg is clearly labeled with its store type.
Are keys from these stores legal?
Buying is legal — keys come from the grey market, so a small deactivation risk exists. So before paying, check the seller's buyer protection.
Which key region should I pick?
Global activates everywhere. Regional keys (Europe, North America, RU-CIS) only work on accounts from that region — use the Region filter to match your account.
What is an activation platform?
The service where the key activates — Steam, GOG, Epic or the publisher's platform. A key for one platform won't work on another, hence the separate filter.
What's the difference between editions?
Standard is the base game; Deluxe usually adds an expansion or bonus content. The edition filter shows exactly that variant, with no mixed prices.