Castillon
Castillon is a short strategy game where you freely build and defend your castle with magic. Gather resources and explore during the day, then survive enemy attacks at night. Use four types of magic to create the best defence, all in about 45 minutes.
Last Updated: 5/3/2026
| Developer | One Up Plus |
| Publishers | |
| Steam App Id | 2483570 |
Castillon
Castillon is a short strategy game where you freely build and defend your castle with magic. Gather resources and explore during the day, then survive enemy attacks at night. Use four types of magic to create the best defence, all in about 45 minutes.
Last Updated: 5/3/2026
- Windows
- Mac
- Linux
About Castillon
Castillon is an Indie, Casual, Strategy, Adventure, and Action game developed by One Up Plus. It was released on the Steam Store by One Up Plus, and 2 Left Thumbs.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Castillon supports the following features:
- Full controller support
- Single-player
- Family Sharing
Media & Sceenshots
Watch the featured video for Castillon and see the latest screenshots from the Steam Store.

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Features & Categories
Frequently Asked Questions
Soures & References
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Castillon data has been sourced from:
- Valve Corporation. (2026, May 3). Castillon on Steam. Steam Store.
- Valve Corporation. (2026, May 3). Castillon. Steam Community Hub.
- One Up Plus. (2025, January 20). Castillon. Castillon.