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About Cubic Cosmos
Cubic Cosmos blends roguelike deck‑building with tower‑defense combat, letting players assemble pawn armies and chain powerful combos. With over 240 cards, 50+ relics, and 12 heroes across three classes, each run feels fresh thanks to random events and varied difficulty levels. The game offers endless adventures, daily challenges, and a Mastery mode for high‑pressure testing, all supported by full controller input and cloud saves.
01 / THE GUIDE
Deck Building
Players combine cards and relics to create a personal deck, drawing from a pool of more than 240 cards and 50 equippable relics. Deck composition determines pawn abilities and combo potential during battles.
Unlocking new heroes across three classes expands the card pool, allowing for unique strategies and synergies that evolve with each run.
- Experiment with different relics to discover unexpected combos.
- Focus on unlocking heroes early to broaden your card options.
02 / THE GUIDE
Tower Defense Gameplay
Pawn armies march across battlefields, confronting fixed and random boss fights. Players chain abilities to unleash large‑scale damage, aiming to clear whole fields in a single shot.
The game features scaling difficulty with over ten levels, letting players test their decks against increasingly tough opponents.
- Prioritize pawn upgrades that boost combo damage.
- Adjust your strategy when facing random boss patterns.
03 / THE GUIDE
Game Modes
Endless Adventures provide a mix of fixed and random boss encounters, plus daily challenges for fresh content each run. Mastery Mode offers a high‑pressure environment for perfectly crafted decks.
Multiple difficulty levels let players scale the challenge, while daily challenges add variety and replay value.
- Use daily challenges to test new deck ideas safely.
- Save progress before attempting Mastery Mode for a fresh start.
04 / THE GUIDE
Sharing System
The Doll Code system includes 11 doll types that grant buffs, allowing players to share powerful pawn configurations with others. Match Share generates a Battle Code for showcasing top moments.
These tools let the community exchange strategies and celebrate achievements without leaving the game.
- Create a Doll Code for your favorite pawn setup to help others.
- Share Battle Codes after completing a tough boss for community feedback.
05 / THE GUIDE
Platform Features
Cubic Cosmos runs on Windows and macOS, supporting full controller input and allowing play without timed input. Players can save anytime, with Steam Cloud syncing progress across devices.
Additional Steam integrations include achievements, leaderboards, stats, and Family Sharing.
- Enable Steam Cloud to keep your runs safe across computers.
- Use controller support if you prefer hands‑free navigation.
COMMUNITY
Player discussion