Choose The Planetarian
Choose The Planetarian if it's a focused single-player run rather than a multiplayer commitment.
The Planetarian vs King Assassination
The Planetarian and King Assassination both land in Action, Indie, Adventure 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, Adventure on Steam. King Assassination has co-op; The Planetarian does not. 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 King Assassination
Choose King Assassination if you want a Casual game with Multi-player, Online PvP, and Online Co-op. On Steam, it has co-op, so you can bring a friend. King Assassination launched in 2026.
Both The Planetarian and King Assassination sit in Action, Indie, and Adventure 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
 The Planetarian |  King Assassination | |
|---|---|---|
| Released | — | 2026 |
| Genres | Action, Indie, Adventure | Action, Indie, Adventure, Casual |
| Platforms | Windows | Windows, macOS |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | 2.09 USD |
| Steam reviews | — | 3 reviews |
| Multiplayer | Single-player only | Multi-player, Online Co-op, Co-op |
| Developers | YeopStudio | Softera Gaming |
Side by side
- Both share Action, Indie, Adventure on Steam.
- King Assassination has co-op; The Planetarian does not.
The Planetarian vs King Assassination — FAQ
- Are The Planetarian and King Assassination similar?
- They overlap on Action, Indie, Adventure 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 The Planetarian have multiplayer like King Assassination?
- No. King Assassination supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while The Planetarian is listed as single-player only.