
CODEX MORTIS is a 2D survivors-like (bullet heaven) game on Steam by GROLAF. CODEX MORTIS supports online + local co-op. CODEX MORTIS costs $2.79 and 81% of its 97 Steam reviews are positive.
Does CODEX MORTIS have co-op?
Yes. CODEX MORTIS is listed on Steam with both online and local co-op.
How popular is CODEX MORTIS?
CODEX MORTIS has a popularity score of 37.7 out of 100, with an average of 6 players in game over the last week and 97 Steam reviews. The score is not a measure of sales; see the methodology.
Browse related lists
Co-op survivors-like gamesOnline co-op survivors-like gamesLocal co-op survivors-like games2D co-op survivors-like gamesCo-op survivors-like games under $10Co-op survivors-like games for Steam Deck2D survivors-like gamesSurvivors-like games for Steam DeckSurvivors-like games under $10
Steam tags: Bullet Heaven, Deckbuilding, Roguelite, Online Co-Op, Action Roguelike, Bullet Hell, Action, Local Co-Op, RPG, 2D.
| Co-op | Online + Local |
|---|---|
| 2D or 3D | 2D |
| Price | $2.79 (30% off) |
| Steam reviews | 81% positive of 97 |
| Release | Mar 26, 2026 |
| Steam Deck | Verified |
| Platforms | Windows, Linux |
| Developer | GROLAF |
| Publisher | CRUNCHFEST |





