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About Rustil: Eternal Labyrinth Castle
Exhilarating roguelike action with monsters and swords at your command
A world where a huge castle suddenly appears.
The protagonist, Rustil, who has no memory of his past, is drawn to the labyrinthine castle.
[■Rogue-like action]
Choose your favorite ability from the souls of the heroes lying in the labyrinthine castle and acquire it.
Enjoy a variety of combat styles with one-handed swords, magic staves, gunblades, and more!
[■ Treasure Hunt]
A mysterious labyrinthine castle that changes every time you enter!
Explore its ever-shifting corridors to collect powerful equipment and recruit monsters to join your team!
Choose Your Play Style:
Safe Mode
A casual exploration mode perfect for relaxed adventuring.
Even if your exploration ends in failure, you’ll keep all the items you found.Challenge Mode
A high-stakes mode for those seeking thrill and reward.
If you're defeated and fail to return, you'll lose all the items you were carrying.
However, the risks come with greater rewards—rare equipment drops more frequently, and it's easier to capture high-stat monsters.
Note: Even if you lose equipment, you may be able to buy it back from the merchant at home.
[■Monster training and battles]
All monsters in the game can be captured.
You can not only improve their abilities, but also decide their personalities in detail!
[■Speedy and exhilarating battles]
You can enjoy a variety of actions such as one-handed sword, magic staff, and bayonet!
Collect rare items and capture the labyrinth castle!
Game Specifications
- Single player
- Multiplayer
- Windows
System Requirements
Windows
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows10 64bit
- Processor: Intel Core i5-3570K or AMD FX-8310
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce GTX 1060
- DirectX: Version 11
- Storage: 5 GB available space
Recommended
- Requires a 64-bit processor and operating system
- OS: Windows10 64bit
- Processor: Intel Core i7-4790 or AMD Ryzen 3 3200G
- Memory: 16 GB RAM
- Graphics: NVIDIA GeForce GTX2060
- Storage: 10 GB available space
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Price History
Frequently asked questions about Rustil: Eternal Labyrinth Castle
What is the cheapest price for Rustil: Eternal Labyrinth Castle Steam key?
The cheapest redeemable Steam key currently listed is $12.23 at Kinguin. The cheapest account offer is $9.99 at Difmark. Account offers provide login credentials instead of a key you redeem on your own account. Prices were last checked on November 11, 2026.
View key offersWhat is the difference between key and account offers for Rustil: Eternal Labyrinth Castle?
Gamescade currently lists 2 redeemable keys and 1 account offer. A key is redeemed on your own account, while an account offer provides access to a separate account containing the game.
View key offersWhat are the PC system requirements for Rustil: Eternal Labyrinth Castle?
Minimum PC requirements for Rustil: Eternal Labyrinth Castle include an Intel Core i5-3570K or AMD FX-8310 CPU, 8 GB RAM, a GPU with NVIDIA GeForce GTX 1060, and 5 GB of available storage. See the full requirements below.
What is the Rustil: Eternal Labyrinth Castle release date?
Rustil: Eternal Labyrinth Castle was released on March 13, 2026.
Is Rustil: Eternal Labyrinth Castle single-player, multiplayer, or co-op?
Rustil: Eternal Labyrinth Castle supports Single player and Multiplayer.
Where can Rustil: Eternal Labyrinth Castle offers be activated?
Current Rustil: Eternal Labyrinth Castle key offers can be activated on Steam. Check the retailer page for region restrictions before buying.
Which platforms have active Rustil: Eternal Labyrinth Castle deals?
Gamescade currently lists active Rustil: Eternal Labyrinth Castle deals for PC.
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