
Screenshots

Watch trailer on Steam ↗Orrin's Chessboard
YogurtGames · Published by YogurtGames
Positive — 93% positive (29 reviews) · 10 achievements
Last updated 28 Sept 2026
Alter the terrain to change your fate. In this roguelite tower defense game, the board expands every turn. Use cards to reshape paths and defend your castle.
£7.99
Lowest price we've ever recorded
View on SteamPrices can lag the live Steam store — always confirm before buying.
Price history
Indie, Strategy · 2026 · More £5 - £15 games
Explore endless possibilities on Orrin's Chessboard as you strategize and adapt. Each turn, the board expands; use cards to shape paths and fortify your defenses against incoming threats.
About this game
Orrin's Chessboard is a tower defense game that combines dynamic paths, resource management, and roguelike progression. The board expands dynamically each round, constantly presenting new challenges. Gather materials from resource tiles, upgrade defensive towers to stop the monsters, choose one of three roguelike upgrades, and remember — every building you place will change the enemies’ path. Can you withstand wave after wave of monsters and protect your small castle?
Features
100+ three-choice roguelike upgrades
20+ levels, 20+ hours of gameplay
Multiple upgrade paths for towers, different resource requirements, route reshaping, and deep strategic choices
High replayability with near-infinite run possibilities
Detailed Overview
Roguelike Upgrades
As the game progresses, different roguelike upgrades become available to choose from, opening up a wide range of strategic possibilities.
Cards & Strategy
Each round you can purchase cards from the shop, bringing a form of controlled randomness. With limited information in front of you, observation and decision-making are key — every move shapes the battlefield.
Dynamic Board, Endless Variations
The board tiles change every round, creating countless possibilities. Can you adapt, use every terrain and resource wisely, and withstand endless waves of enemies?
Terrain Features & Building Interaction
Board generation is influenced by natural terrain, offering various strategic choices. Some special tiles provide unique effects — for example:
Portal: Instantly teleports monsters, potentially shifting the tide of battle.
Enemy Altar: Heals monsters, forcing you to rethink your route.
Smart placement will showcase your tactical intelligence.
Classic Tower Defense Enemies & Defense System
A wide variety of monsters appear, progressing from easy to challenging and testing your defenses. In response, you can build many types of towers, from the Archer Tower to the Crystal Tower, each with its own strategic value.
Resources & Construction
Resources are the core of strategy. Building and upgrading towers requires materials, and purchasing cards requires gold. Everything is interconnected — you must gather, deploy, and manage efficiently to establish a functioning system on the board.
Multiple Themes & Challenge Stages
The game features four themes: Classic Forest, Autumn, Desert, and Ice & Snow. Each theme brings a unique visual style and board generation pattern. Across many chapters and levels — can you clear them all and earn every star on the hardest difficulty?
Stylized Art
The stylized visuals create immersion, with each theme offering its own atmosphere. Plan, think, and break through — and enjoy the pure satisfaction of victory through strategy.
Gameplay Showcase
Dynamic board generation
Changing pathways
Tower upgrades
Combat scenes
System Requirements
Will my PC run this? →Minimum
- OS: Windows 10
- Processor: Intel i3
- Memory: 8 GB RAM
- Graphics: Nvidia Geforce 730
- Storage: 512 MB available space
Supported Languages
Latest news
AnnouncementsOfficial
Comprehensive optimization and minor feature updates
Completely overhauled performance! It was already great — now it’s even better!Added adjustable drag speed and keyboard speed to the settings panel.Fixed a bug where achievements were not awarded when receiving full three-star ratings.Adjusted the auto-hide logic of the panel. The building panel will now automatically collapse whenever a click action is performed.Read full article on Community Announcements (yhopeonehope)Patch NotesOfficial
Minor optimization
Improved card handling and sound effects; the store audio is now less chaotic.Fixed two bugs.Added several roguelite upgrades.Added descriptions of difficulty levels in the stage selection screen.Read full article on Community Announcements (yhopeonehope)Patch NotesOfficial
Minor Update
Optimized UI sound effects and overall feel!Added more roguelike content!Fixed some text bugs.More updates coming soon!Read full article on Community Announcements (yhopeonehope)Patch NotesOfficial
Minor updates and adjustments
Updated the shop iconUI adjustmentsAdjusted resource building values and descriptionsAdded some new roguelike upgradesRead full article on Community Announcements (yhopeonehope)Patch NotesOfficial
Minor updates and adjustments 001
Reduced cannon damage – it was a bit overpowered.Clarified the descriptions of all cards for better readability.Slightly adjusted the Library Altar mechanics – now it can be adjacent to more crystal buildings.Updated the Perfect Completion system – now a maximum of three monsters can enter.Fixed a bug that caused card flip points to decrease incorrectly when restarting with a Library Altar present.Read full article on Community Announcements (yhopeonehope)






