How to set black hearts in Isaac Afterbirth?

Struggling with fragile health in The Binding of Isaac Afterbirth can ruin your run. Random heart drops are unreliable and frustrating. The Set Black Hearts project solves this by letting you instantly configure black hearts, where each counts as two health units. This eliminates the stress of scavenging for extra health containers. By using this modifier, you gain immediate control over your survivability. No more wasting time rerolling for better items or dying to minor mistakes. You can focus on mastering combat mechanics and exploring deeper floors. This tool empowers you to play aggressively without fear of sudden death. It transforms a tedious survival grind into an empowering action experience. Enjoy smoother runs and test bold strategies with confidence. Your gameplay becomes efficient and fun again.