Choose CODEX MORTIS
Choose CODEX MORTIS if you want an Early Access game with Multi-player, Shared/Split Screen, and Shared/Split Screen Co-op. On Steam, it's Steam Deck Verified, so handheld play works out of the box. CODEX MORTIS launched in 2026.
CODEX MORTIS vs Shardstorm
CODEX MORTIS and Shardstorm both land in Action, Indie, RPG on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie, RPG on Steam. CODEX MORTIS has co-op; Shardstorm does not. CODEX MORTIS is Deck Verified on Steam Deck; Shardstorm has no Deck rating yet. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Shardstorm
Choose Shardstorm if you want a Casual game with Steam Leaderboards, Camera Comfort, and Custom Volume Controls. On Steam, it's a focused single-player run rather than a multiplayer commitment.
Both CODEX MORTIS and Shardstorm sit in Action, Indie, and RPG on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 CODEX MORTIS |  Shardstorm | |
|---|---|---|
| Released | 2026 | — |
| Genres | Action, Indie, RPG, Early Access | Action, Indie, RPG, Casual |
| Platforms | Windows, Linux | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 3.99 USD | Price unknown |
| Steam reviews | 71.4% positive (28 reviews) | — |
| Multiplayer | Multi-player, Shared/Split Screen Co-op, Co-op | Single-player only |
| Developers | GROLAF | Soul Persona, Melitha |
Side by side
- Both share Action, Indie, RPG on Steam.
- CODEX MORTIS has co-op; Shardstorm does not.
- CODEX MORTIS is Deck Verified on Steam Deck; Shardstorm has no Deck rating yet.
CODEX MORTIS vs Shardstorm — FAQ
- Are CODEX MORTIS and Shardstorm similar?
- They overlap on Action, Indie, RPG on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does Shardstorm have multiplayer like CODEX MORTIS?
- No. CODEX MORTIS supports multiplayer on Steam (Multi-player, Shared/Split Screen Co-op, Co-op), while Shardstorm is listed as single-player only.
- Does CODEX MORTIS run on Steam Deck?
- Yes — CODEX MORTIS is rated Deck Verified by Valve. Shardstorm doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.