CIPHER//BREACH
Breach the grid. Build your deck. Survive the system.
CIPHER//BREACH is a cyberpunk roguelike deckbuilder where tactical card combat is powered by Sudoku.
Every correct entry generates Score, creates combinations and activates your cards, relics and Devices. But every mistake costs an Attempt, damages your Life and gives the enemy another opportunity to break your defenses.
Choose your targets carefully, manage your Energy and build powerful combinations across the grid.

How combat works
Each turn, you can:
- Play cards from your deck.
- Install and activate Devices.
- Gain Shield and prepare attacks.
- Resolve cells on the Sudoku grid.
- Create Connections, Meshes, Chains and Closures.
- Target dangerous Breach, Tracked and Corrupted cells.
- End the round before taking unnecessary risks.
Your Score becomes damage, while cards and relics modify how each entry affects the battle.
Build your breach strategy
Choose between three distinct archetypes:
Intruder
Manipulates the grid, exploits risky cells and creates powerful tactical combinations.
Sprinter
Uses low-cost cards, rapid sequences and Energy generation to play aggressively.
Engineer
Installs Devices and creates automated systems that attack, defend and generate resources.
During each run, you will:
- Add new cards to your deck.
- Discover powerful relics.
- Upgrade or remove cards.
- Buy equipment and improvements.
- Choose different routes through three sectors.
- Face normal enemies, elite encounters and multi-phase bosses.
Features
- Tactical Sudoku-based combat.
- Roguelike campaign with seeded routes.
- Three playable archetypes.
- Deckbuilding and card upgrades.
- Relics, Devices and build synergies.
- Multiple cell types with different risks and rewards.
- Normal enemies, elites and unique bosses.
- Shops, events, workshops and recovery nodes.
- Multiple difficulty options.
- Defense Protocols that modify each run.
- Additional challenge modes and Contracts.
Every decision matters
A high-risk cell may generate more Score, but a single mistake can strengthen the enemy or fill your deck with harmful Status Cards.
A powerful card may win the current battle, but adding too many cards can make your deck inconsistent later in the campaign.
Plan your turn, adapt your build and prepare for the bosses waiting deeper inside the system.
Can you complete the breach before the system shuts you down?
| Published | 1 day ago |
| Status | In development |
| Platforms | HTML5 |
| Author | duckopolis games |
| Genre | Puzzle |
| Tags | card-battler, Cyberpunk, Deck Building, grid-based, logic, Roguelike, sudoku, Tactical, Turn-based Strategy |
| AI Disclosure | AI Assisted |


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