CODEX MORTIS
Death is your weapon. Mix five schools of dark magic, unleash devastating spell synergies, and raise undead armies in this necromantic bullet hell. Infinite builds, solo or co-op – embrace the forbidden and dominate. 100% AI-driven development.
Last Updated: 3/26/2026
| Steam Price | $3.59 |
| Release Date | 3/26/2026 |
| Developer | GROLAF |
| Publisher | CRUNCHFEST |
| Steam App Id | 4084120 |
CODEX MORTIS
Death is your weapon. Mix five schools of dark magic, unleash devastating spell synergies, and raise undead armies in this necromantic bullet hell. Infinite builds, solo or co-op – embrace the forbidden and dominate. 100% AI-driven development.
Last Updated: 3/26/2026
- Windows
- Mac
- Linux
- Steam Deck (Playable)
About CODEX MORTIS
CODEX MORTIS is a Casual, RPG, Indie, Action, and Early Access game developed by GROLAF. On 3/26/2026, it was released on the Steam Store by CRUNCHFEST.
It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play CODEX MORTIS on the Steam Deck but some functionality may not be fully supported.
It also supports 27 languanges in-game including English, French, Italian, German, and Spanish (Spain). Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, CODEX MORTIS supports the following features:
- Remote Play Together
- Shared/Split Screen
- Full controller support
- Online Co-op
- PvP
- Multi-player
- Shared/Split Screen PvP
- Co-op
- Shared/Split Screen Co-op
- Steam Cloud
- Family Sharing
- Steam Achievements
- Single-player
- Online PvP
From the Steam community, CODEX MORTIS has been tagged with the following user tags:
- Action Roguelike
- Roguelike
- Loot
- Hack and Slash
- Roguelite
- Pixel Graphics
- Controller
- RPG
- Co-op
- Retro
- Old School
- Bullet Hell
- 1980s
- Survival
- Dark Fantasy
- Local Multiplayer
- Local Co-Op
- Action
- 2D
- Score Attack
Media & Sceenshots
Watch the featured video for CODEX MORTIS and see the latest screenshots from the Steam Store.

Related Packages
CODEX MORTIS is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| CODEX MORTIS | $3.59 | View |
Supported Languages and Localizations
CODEX MORTIS is available in 27 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| French | Yes | No | Yes |
| Italian | Yes | No | Yes |
| German | Yes | No | Yes |
| Spanish (Spain) | Yes | No | Yes |
| Bulgarian | Yes | No | Yes |
| Chinese (Simplified) | Yes | No | Yes |
| Czech | Yes | No | Yes |
| Danish | Yes | No | Yes |
| Finnish | Yes | No | Yes |
Discover Similar Games
Find a new game to play just like CODEX MORTIS through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to CODEX MORTIS.
Genres
Features & Categories
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
CODEX MORTIS data has been sourced from:
- Valve Corporation. (2026, March 26). CODEX MORTIS on Steam. Steam Store.
- Valve Corporation. (2026, March 26). CODEX MORTIS. Steam Community Hub.