- Effective date
- Pending publication
- Last updated
- 18 October 2026
Developer identification
Etherborne Studios is the development brand of an individual developer publishing through a personal Google Play developer account. It is not represented here as a registered company.
Publisher legal name: Developer review required before legal publication.
Website: etherbornestudios.com
Contact: hello@etherbornestudios.com
Game and project names
Medieval Sky: The Crimson Arrival, The Flying Siege: Da Vinci's Flying Machine, and Fedayeen: The Last Stronghold are the official game names used on this site. No registered-trademark status, third-party endorsement, or historical institution’s endorsement is claimed.
Artwork and development materials
Medieval Sky artwork, studio branding, and development captures on this site were supplied from the developer’s local game project. Cinematic artwork is distinguished from gameplay. The Flying Siege: Da Vinci's Flying Machine uses AI-generated concept artwork based on the developer’s visual reference; it is not a gameplay screenshot. Fedayeen: The Last Stronghold uses AI-generated mountain-fortress concept artwork approved by the developer; it is not a gameplay screenshot. Confirm ownership and permissions for all published assets before release.
Font notices
Cinzel: Copyright 2020 The Cinzel Project Authors. Barlow: Copyright 2017 The Barlow Project Authors. Both are used under the SIL Open Font License 1.1. The complete notices are available as Cinzel license and Barlow license. Website font files are WOFF2 conversions of the project’s supplied fonts.
Engine and third-party game components
Medieval Sky uses Godot Engine. This website is written in PHP, HTML, CSS, and JavaScript. In-game component and music notices are separate from website assets; consult the game’s included license screen for its full notices.
Corrections
Report legal or rights-related concerns to hello@etherbornestudios.com, identifying the material and relevant details.