Mechanics
Cursed card
When you play a Cursed card, you lose HP or receive a negative status. Self-damage decreases as the card levels up.
A Cursed card is stronger than a normal card at the same cost, but each play applies a penalty. That penalty shrinks as the card levels up.
Numbers from the current game data

Soul Strip: Waifu Card Battler
Check cards, relics, and enemies before your next run. Every number comes from game data, and the Steam demo is free.
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