Choose Mission Delta
Choose Mission Delta if you want the Online Co-op side of the pairing.
Mission Delta vs Cosmic Tails
Mission Delta and Cosmic Tails both land in Action, Indie 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 on Steam. Both support cooperative play. 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 Cosmic Tails
Choose Cosmic Tails if you want a RPG and Casual game with Gamepad Recommended, Camera Comfort, and Custom Volume Controls. Cosmic Tails launched in 2025.
Both Mission Delta and Cosmic Tails sit in Action and Indie on Steam and both list Multi-player, Shared/Split Screen, and Shared/Split Screen Co-op, 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
 Mission Delta |  Cosmic Tails | |
|---|---|---|
| Released | — | 2025 |
| Genres | Action, Indie | Action, Indie, RPG, Casual |
| Platforms | Windows | Windows, macOS, Linux |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | 1.24 USD |
| Steam reviews | — | 2 reviews |
| Multiplayer | Multi-player, Online Co-op, Shared/Split Screen Co-op | Multi-player, Shared/Split Screen Co-op, Co-op |
| Developers | Polarity Games | parm |
Side by side
- Both share Action, Indie on Steam.
- Both support cooperative play.
Mission Delta vs Cosmic Tails — FAQ
- Are Mission Delta and Cosmic Tails similar?
- They overlap on Action, Indie 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.
- Do both Mission Delta and Cosmic Tails have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Mission Delta ships Online Co-op, Shared/Split Screen Co-op; Cosmic Tails ships Shared/Split Screen Co-op, Co-op.