Soul Strip: Waifu Card Battler

Build a deck from waifu cards across five elements, fuse duplicates, and find powerful combos before the bosses. Three acts per run.

WindowsLinuxSingle-playerSteam demo

Play the demo on Steam

The Steam demo is free: Act 1 and 23 cards. Wishlist Soul Strip so you do not miss the release.

Soul Strip — 60+ waifu cards across 5 elements
60cards
5elements
3acts
50relics
20ascension levels

Planning your next run? Open the Soul Strip wiki for exact relics and synergies.

Battles where order matters

Spend energy, play cards, and stack statuses into powerful chains. Enemy intent is visible before your turn, so winning comes from the choice you make now, not fast clicking.

Soul Strip battle screen — player vs Ember Sprite with card hand visible

Every route changes the run

Battles, events, shops, and rest sites create different problems. Take the guaranteed reward or risk a tougher path for a stronger combo. The choice is yours.

Soul Strip act map — branching paths with battle, shop, event nodes

New cards for the next attempt

Beat bosses, open packs, and discover new waifus. The collection has four rarities, and every pack brings you closer to a guaranteed rare card.

Soul Strip pack opening — revealing four new waifu cards

Duplicates become power

Collect three copies of a card and fuse them into a stronger version. New effects and better stats can turn an ordinary find into the core of your deck.

Soul Strip card fusion — combining duplicate cards

Level up your favorite cards

Cards earn experience in battle. Levels unlock new art, stat bonuses, and dialogue. Build more than a powerful deck: build your own team.

Soul Strip level up — waifu card evolving with personality dialogue

Every loss brings you closer

Souls carry over between runs. Spend them on permanent health, energy, gold, and extra-card upgrades, then start the next attempt stronger.

Soul Strip meta upgrades — four permanent upgrade paths

53 achievements for players who want more

Battle challenges, collection goals, and hidden conditions. Some unlock on the way; others demand dozens of runs and unusual solutions.

Soul Strip achievements — grid of battle and collection milestones

Screenshots

FAQ

Questions or feedback? Ask on Discord; I reply within a day.

What genre is Soul Strip?
Soul Strip is a roguelike card battler (deckbuilder). You collect cards, build a deck during a run, and fight through turn-based battles across 3 acts. Think Slay the Spire meets collectible waifu cards.
Is Soul Strip free to play?
The Steam demo is free and includes Act 1 with 23 cards. The full game price has not been announced yet.
What platforms does it support?
Currently Windows and Linux. Mac support is planned. The game is built in Godot Engine, which makes porting straightforward.
Is there multiplayer?
No. Soul Strip is a single-player experience focused on strategy, deck building, and replayability.
How long is a single run?
A full run through all 3 acts takes about 30-45 minutes, depending on your strategy and how many events you explore.
How is this different from Slay the Spire?
Soul Strip has a 5-element system that creates draft tension, a card fusion mechanic where 3 copies combine into stronger versions, waifu cards that level up with unique art and dialogue, and a meta-progression system that persists across runs.
What engine is it built in?
Godot Engine 4 with GDScript. The website is built with Astro.
When does the full game launch?
No release date yet. Development happens in public: follow the blog or join the community for regular updates on progress.

The Soul Strip demo is on Steam

Play through Act 1 for free. If you want more, wishlist Soul Strip so you do not miss the release.