Monster Outbreak — cheap CD keys, compare prices
Is it worth buying?
- Reviews are mixed. (Steam 66%)
- 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
Monster Outbreak is an action-adventure indie game with RPG elements, pitting the player against waves of monsters overrunning the world. Battling enemies, strengthening your hero and progressing through challenges form the core of the experience. The blend of action and character growth offers enough depth for those who enjoy leveling up as the story advances. Its independent stamp shapes a vivid, challenging world full of threats to beat back.
Did you know?
Monster Outbreak is an action-adventure indie game with RPG elements in which you battle waves of monsters overrunning the world while strengthening your hero.
Best price today
€2.53
all-time low: official €3.52 · keyshop €2.43 near low
On Steam: €4.19 — you save 40% here
The cheapest Monster Outbreak key right now costs €2.53 at Kinguin — the best of 15 compared offers. The lowest price we have recorded for this game: €2.43. The cheapest official store price is €3.52 at Fanatical. — the best offer is €0.99 (28%) cheaper.
The average low over the past 5 months was €2.54.
↳ chosen by the region label on the key — not a guarantee
Prices as of
GameSeal Marketplace
Fanatical Official store
G2A Marketplace
Steam Official store
K4G Marketplace
Kinguin Marketplace
Driffle Marketplace
Gamivo Marketplace
Epic Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Monster Outbreak prices by store 10
| Store | Type | Price |
|---|---|---|
| Kinguin | Marketplace | €2.53 |
| Instant Gaming | Marketplace | €2.59 |
| GameSeal | Marketplace | €2.59 |
| Driffle | Marketplace | €2.64 |
| Gamivo | Marketplace | €2.70 |
| K4G | Marketplace | €2.77 |
| Fanatical | Official store | €3.52 |
| G2A | Marketplace | €3.97 |
| Steam | Official store | €4.19 |
| Epic | Official store | €14.99 |
Lowest — official stores
€3.52
Oct 2026
Lowest — keyshops
€2.43
Jul 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €3.52 | €2.53 |
| Sept 2026 | €3.59 | €2.51 |
| Aug 2026 | €3.82 | €2.50 |
| Jul 2026 | €3.82 | €2.43 |
| Jun 2026 | €4.19 | €2.74 |
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, Instant Gaming, GameSeal, Driffle, Gamivo, K4G, Fanatical, G2A, Steam
- Epic key — open Epic Games Launcher → profile (top right) → Redeem Code → enter the key. Stores with this activation: Epic
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All-time low so far: €2.43
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 10 | Windows 10 64-bit |
| Processor | Dual core 2.0Ghz+ | Dual core 3.0Ghz+ |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | Dedicated graphics card | Dedicated graphics card |
| Storage | 3 GB available space | 3 GB available space |
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About this game — FAQ
Does Monster Outbreak have co-op?
Yes, Monster Outbreak supports online and local (split-screen) co-op.
Does Monster Outbreak have multiplayer?
Yes, Monster Outbreak has multiplayer.
Can Monster Outbreak be played single-player?
Yes, besides multiplayer modes, Monster Outbreak can also be played solo (single-player).
Does Monster Outbreak support a controller/gamepad?
Yes, Monster Outbreak has full controller support.
What languages does Monster Outbreak support?
Monster Outbreak is available in: English, French, German, Spanish - Spain, Japanese, Simplified Chinese, Korean, Portuguese - Brazil.
Does Monster Outbreak use Steam Cloud saves?
Yes, Monster Outbreak uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Monster Outbreak key?
The cheapest Monster Outbreak key is currently sold by Kinguin for €2.53. That is the best of 15 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €2.43.
How much does Monster Outbreak cost?
Monster Outbreak currently costs from €2.53 — the cheapest offer across the stores we track. For comparison, the game costs €4.19 on Steam, so buying a key saves you about 40%.
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.