Fallen Priestess: My Sister's Demonic Bloodline
Embark on a thrilling quest to defeat the Demon King and save Trina from the curse of her demon blood. Protect her from those who seek to corrupt and steal her from you. Conquer dungeons, battle dangerous foes, and master unique Synthesis skills in this intense adventure!
Last Updated: 12/13/2025
| Steam Price | $17.99 |
| Release Date | 11/21/2025 |
| Franchise | Saikey Studios |
| Developer | BBQ大好き |
| Publishers | |
| Steam App Id | 3111930 |
Fallen Priestess: My Sister's Demonic Bloodline
Embark on a thrilling quest to defeat the Demon King and save Trina from the curse of her demon blood. Protect her from those who seek to corrupt and steal her from you. Conquer dungeons, battle dangerous foes, and master unique Synthesis skills in this intense adventure!
Last Updated: 12/13/2025
- Windows
- Mac
- Linux
- Steam Deck (Playable)
About Fallen Priestess: My Sister's Demonic Bloodline
Fallen Priestess: My Sister's Demonic Bloodline is a RPG, and Adventure game developed by BBQ大好き. On 11/21/2025, it was released on the Steam Store by BBQ大好き, and Saikey Studios.
It can be played and ran on Windows systems. At the moment, it is possible to play Fallen Priestess: My Sister's Demonic Bloodline on the Steam Deck but some functionality may not be fully supported.
It also supports 5 languanges in-game including Chinese (Simplified), English, Japanese, Korean, and Chinese (Traditional). Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Fallen Priestess: My Sister's Demonic Bloodline supports the following features:
- Partial Controller Support
- Single-player
- Steam Achievements
- Steam Cloud
- Family Sharing
From the Steam community, Fallen Priestess: My Sister's Demonic Bloodline has been tagged with the following user tags:
- Crafting
- Fantasy
- Magic
- JRPG
- Medieval
- Visual Novel
- Pixel Graphics
- RPG
- Mature
- Combat
- Cute
- Hentai
- Nudity
- Choose Your Own Adventure
- Sexual Content
- Anime
- Turn-Based Combat
- NSFW
- Adventure
- 2D
Related Bundles
Fallen Priestess: My Sister's Demonic Bloodline is included in 1 bundle in the Steam Store. Purchasing through a bundle can give a large discount off the game's base price if you are willing to purchase multiple apps all at once.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | ¡Saikey's Mega Pack! | 34 | 34 | $347.07 | View |
Related Packages
Fallen Priestess: My Sister's Demonic Bloodline is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| Fallen Priestess: My sister's demonic bloodline | $16.19 | View |
Supported Languages and Localizations
Fallen Priestess: My Sister's Demonic Bloodline is available in 5 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| Chinese (Simplified) | Yes | No | Yes |
| English | Yes | No | Yes |
| Japanese | Yes | Yes | Yes |
| Korean | Yes | No | Yes |
| Chinese (Traditional) | Yes | No | Yes |
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Find a new game to play just like Fallen Priestess: My Sister's Demonic Bloodline through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to Fallen Priestess: My Sister's Demonic Bloodline.
Features & Categories
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Fallen Priestess: My Sister's Demonic Bloodline data has been sourced from:
- Valve Corporation. (2025, December 13). Fallen Priestess: My Sister's Demonic Bloodline on Steam. Steam Store.
- Valve Corporation. (2025, December 13). Fallen Priestess: My Sister's Demonic Bloodline. Steam Community Hub.
- BBQ大好き. (2024, November 10). Fallen Priestess: My Sister's Demonic Bloodline. Fallen Priestess: My Sister's Demonic Bloodline.