
Game · Nikola Todorovic
Mortal Sin
- Steam Deck Verified
Mortal Sin is a chaotic, blood-soaked roguelike where skill is power, and overconfidence is death. Carve through procedurally generated nightmares with brutal melee and flashy, satisfying combos.
Before you buy
- Redeem on
- Steam clientPC: Windows. Needs a free Steam account.
- Activates in
- Europe and UK. Activates on accounts registered in 32 countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom.Activates on accounts registered in the EU, EEA, Switzerland and the United Kingdom.Will not activate on accounts registered in North America, Asia, Latin America or Oceania.
- You get
- A digital activation keyStandard edition. No disc, no box.
- Delivery
- To your account and by emailDelivered to your account and by email once it is ready. Some orders get a short manual check first.
Trailers and screenshots
About this game
Eyes locked on your prey.
You kill without remorse.
After all… it’s either you or them.
Sentience fades. This moment is your release.
REWARDING MELEE COMBAT
Mortal Sin is built around fast, visceral melee combat where every strike matters. Chain slashes, bashes, and kicks into devastating finishers as limbs fly and blood paints the walls. Combat thrives on momentum: move fast, hit hard, and never give your enemies a chance to breathe.
ENDLESS REPLAYABILITY
Descend into a surreal, ever-shifting nightmare. Procedurally generated levels, randomized quests, and hundreds of hand-crafted rooms make every run feel fresh. Unlock a growing roster of distinct classes, from the greatsword-wielding Berserker to the gun-toting Pirate, each with their own playstyle and wild synergies.
SINFUL VISUALS
Dive into a bold, graphic novel-inspired world that’s as stylish as it is deadly. Prefer a different look? Mortal Sin now features multiple visual modes and color palettes. Your nightmare, your way.
KEY FEATURES
Brutal, skill-based melee with flashy, satisfying combos
Beautiful comic-book visuals, now fully customizable
Dozens of unique enemies that react to your every move
Over a dozen playable classes, each with their own weapons and abilities
A huge arsenal: greatswords, spears, guns, claws, and magic
Hundreds of handcrafted rooms across procedurally generated maps
Secret platforming zones with rare loot and hidden horrors
Randomly generated quests with powerful rewards
Multiple color palettes to match your vibe and mood
Infinite runs and future updates to keep the chaos going
Description, images and details are taken from this product's Steam page.
Details
- Developer
- Nikola Todorovic
- Publisher
- Nikola Todorovic
- Released
- 29 Aug, 2025
- Genres
- Action, RPG, Indie
- Runs on
- Windows
- Activates on
- Steam client, Europe and UK
- Interface
- English, Russian, Simplified Chinese, French, Spanish - Spain, German, Japanese, Korean, Polish, Portuguese - Brazil
- Controller
- Full controller support
- Single-player
- Steam Achievements
- Full controller support
- Steam Cloud
- Family Sharing
Frequent dismemberment of monsters, lots of blood. Morbid imagery such as dead bodies, bloody bones and other Dark Fantasy art.
System requirements
Windows
| Component | Minimum | Recommended |
|---|---|---|
| OS | Microsoft Windows 7 | Microsoft Windows 10 |
| Processor | Intel Core i5-2500K | Intel Core i5-6600K |
| Memory | 8 GB RAM | 8 GB RAM |
| Graphics | GeForce GTX 670 | GeForce GTX 1060 |
| DirectX | Version 11 | Version 11 |
| Storage | 3 GB available space | 3 GB available space |
Activating it on Steam client
- Open the Steam client and sign in.
- Choose Games in the top menu, then Activate a Product on Steam.
- Paste the key and confirm. It appears in your library.
The key is listed for the Europe and UK. Activates on accounts registered in 32 countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom. region. Read how regions work before you buy.
