Choose Colossal Citadels
Choose Colossal Citadels if you want an Adventure and Simulation game with Steam Turn Notifications.
Colossal Citadels vs Heroes of Science and Fiction
Colossal Citadels and Heroes of Science and Fiction both land in Strategy, 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 Strategy, Indie, RPG on Steam. Both support cooperative play. Heroes of Science and Fiction is Deck Verified on Steam Deck; Colossal Citadels 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 Heroes of Science and Fiction
Choose Heroes of Science and Fiction if it's Steam Deck Verified, so handheld play works out of the box. Heroes of Science and Fiction launched in 2026.
Both Colossal Citadels and Heroes of Science and Fiction sit in Strategy, Indie, and RPG on Steam and both list Multi-player, Shared/Split Screen, and Online PvP, 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
 Colossal Citadels |  Heroes of Science and Fiction | |
|---|---|---|
| Released | — | 2026 |
| Genres | Strategy, Indie, Adventure, Simulation, RPG | Strategy, Indie, RPG |
| Platforms | Windows, Linux | Windows, Linux |
| Steam Deck | Unrated | Deck Verified |
| Price | Price unknown | 14.99 USD |
| Steam reviews | — | 88.9% positive (352 reviews) |
| Multiplayer | Multi-player, Online Co-op, Shared/Split Screen Co-op | Multi-player, Online Co-op, Shared/Split Screen Co-op |
| Developers | Uneven Dungeon | Oxymoron Games |
Side by side
- Both share Strategy, Indie, RPG on Steam.
- Both support cooperative play.
- Heroes of Science and Fiction is Deck Verified on Steam Deck; Colossal Citadels has no Deck rating yet.
Colossal Citadels vs Heroes of Science and Fiction — FAQ
- Are Colossal Citadels and Heroes of Science and Fiction similar?
- They overlap on Strategy, 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.
- Do both Colossal Citadels and Heroes of Science and Fiction have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Colossal Citadels ships Online Co-op, Shared/Split Screen Co-op; Heroes of Science and Fiction ships Online Co-op, Shared/Split Screen Co-op.