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CO-OP TWINS – a two-player cooperative deck-building roguelike. Split-screen chaos. Two players, one rhythm, one deck. Total co-op mayhem. Rhythm action meets deck-building card play. Two players, one body. This is fusion co-op like you’ve never seen.
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Two players take on the roles of twin sisters “Co” and “Op”, exploring dungeons together in split-screen gameplay!
🎵 Rhythm Action or Deck-Building Card Play 🃏
🎵 [Co – the younger twin]
“Co” is an optimistic ENFP who loves rhythm games and excels in melee combat.
Attack in sync with the background music (BGM) beats to build up Rhythm Stacks!
Keep the rhythm going to boost your attack power and activate powerful co-op skills!
🃏 [Op – the older twin]
“Op” is a cool-headed INTP who enjoys card games and specializes in ranged attacks.
Use talisman cards with various effects by placing them onto the battlefield!
Drag cards directly onto enemies or set down lasting effect cards for strategic play.
🤝 Cooperative Gameplay
Even when apart, Co and Op can support each other by building Co-Op Stacks and sharing bonuses.
Co assists with powerful rhythm combo skills.
Op sends helpful cards over to Co’s screen for support.
Together, they build Co-Op Stacks to unlock shared bonuses.
On top of that, various co-op skills and hidden mechanics await, letting the twins grow stronger through teamwork.
🧬 Fusion Mode
During their dungeon journey, the twins suddenly reunite—only to be fused into a single body by a glitch!
Now, both players control one fused character:
Player Co handles movement, dodging, and melee attacks.
Player Op manages cards and ranged attacks.
※ A special Hardcore “Fusion Mode” is also available for solo players!
📦 Cardboard Dungeon
Venture through endless cardboard box dungeons, battling ferocious monsters and chapter bosses together!
Even in defeat, loot and resources you’ve collected remain, fueling permanent upgrades for your next run.
🐱 Shifting Storytelling
In this world where reality and the game blend together, the twins receive guidance from a mysterious cat NPC, “Schrödinger.”
With each cycle of death and rebirth, your choices shape the dungeon: NPC dialogue, branching paths, and story direction gradually evolve.
Create a free price alert on this page and KingsPrice will email you when CO-OP TWINS drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
