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About .Forty-Five
Forty‑Five blends card‑game strategy, rogue‑lite progression, and wild‑west shooting in a single‑player experience. Players explore a procedurally generated map, collect over fifty unique “bullet” cards, and load them into a revolver whose limited chambers demand careful rotation.
The game is completely free, open‑source, and contains no ads or microtransactions. All assets are hand‑drawn, and the title runs on Windows, with Family Sharing among its listed features.
01 / THE GUIDE
Gameplay Mechanics
The core loop revolves around loading bullet‑cards into a revolver, then shooting enemies while managing the revolver’s rotation and chamber limits. Each shot triggers the card’s unique effect, encouraging creative combos.
Enemy types vary, ensuring that combat never feels repetitive, and the limited chambers force players to plan each move, balancing offense with the need to reload.
- Experiment with different card orders to discover synergistic effects.
- Watch enemy patterns to time reloads for maximum impact.
02 / THE GUIDE
Card System
Each bullet‑card carries its own effect, and the game offers over fifty distinct cards ranging from serious to whimsical. Players build a deck that reflects their preferred shooting style.
Deckbuilding is central: selecting cards that complement each other creates powerful synergies, turning the revolver into a customizable weapon.
- Mix serious and less serious cards to balance power and fun.
- Focus on how card order interacts with the revolver's rotation when building combo chains.

03 / THE GUIDE
Procedurally Generated Map
Every run generates a new map layout, guaranteeing a fresh experience each time. The ever‑changing terrain includes distinct biomes that affect visual atmosphere.
This procedural design means players cannot rely on memorized routes, keeping exploration and combat unpredictable.
- Treat each new map as an opportunity to test different deck configurations.
- Explore each biome to see which enemies appear there.
04 / THE GUIDE
Visual Style
All assets are hand‑drawn, giving the game a distinctive, stylized western aesthetic. The art direction emphasizes a playful yet gritty feel, matching the chaotic gunplay.
Despite the simple graphics, the hand‑drawn approach adds personality to enemies, biomes, and card illustrations.
- Appreciate the hand‑drawn details to better identify card effects.
- Notice visual differences between biomes for immersion.
05 / THE GUIDE
Open Source & Licensing
Forty‑Five is released under the GPLv3 license, making its source code publicly available on GitHub. Players can view, modify, and redistribute the game as long as they retain the same license.
The project was created as a diploma thesis by five HTL Rennweg students, emphasizing educational and community values over commercial profit.
- Explore the GitHub repository to learn how the game is built.
- Consider contributing improvements while respecting GPLv3 terms.





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