Taiwan-based indie game publisher Neon Doctrine has revealed three exciting announcements, offering fans fresh content, new challenges, and major discounts on their games.
1. Doors of Insanity: ReOpened
The first announcement is the upcoming release of Doors of Insanity: ReOpened, a major update to the card-slinging roguelike Doors of Insanity. This new version combines elements of a remake and sequel, introducing new cards, enemies, events, and allies, and a completely overhauled RPG system.
Existing players of Doors of Insanity will receive the upgrade for free as part of Neon Doctrine’s efforts to show appreciation to their loyal fanbase. The update was developed in collaboration with OneShark and promises a fresh take on the original game.
2. Lost Castle Challenges
The beat-’em-up game Lost Castle is expanding its scope by launching a series of mini-challenges on the Ludeo platform. These bite-sized challenges have been designed by the developers to provide a fun and chaotic way to test players’ skills.
The campaign includes several challenges, each offering rewards for successful completion. Players can engage with these challenges and try their hand at mastering each unique task:
- Jelly Fight!: https://play.ludeo.com/l/b70cf1
- The Art of War: https://play.ludeo.com/l/e29174
- Archer of the Century: https://play.ludeo.com/l/84fa09
- Silken Death: https://play.ludeo.com/l/3dd962
- Crushing the Depths: https://play.ludeo.com/l/a3ff64
- Spear-osaurus Rex on a Rampage: https://play.ludeo.com/l/34efb4
- The Ultimate Boss Fight: https://play.ludeo.com/l/cb49bf
- Slice and Slide: https://play.ludeo.com/l/b20dab
- Playing With Fire: https://play.ludeo.com/l/4c6be3
- Crushing Hopes: https://play.ludeo.com/l/002d10
3. Neon Doctrine Publisher Sale 2025

Last but not least, the Neon Doctrine Publisher Sale 2025 is happening from February 21 to February 28. During this event, fans can enjoy discounts of up to 80% on a range of Neon Doctrine’s indie games on Steam. The sale covers a wide variety of genres, offering something for every gamer, from puzzle-solving to action-packed combat.
Check out the full Neon Doctrine collection on Steam.