Maggy's Bow

Maggy's Bow is an unlockable passive item.

Effect

 * Adds one heart container.
 * Red Hearts heal double their value. A red half-heart replenishes one red heart of Isaac's health, a red full-heart replenishes two red hearts of Isaac's health, and a 1+1 free heart replenishes four red hearts of Isaac's health. Blended hearts still count as a single heart container heal.
 * A pink bow appears on Isaac's head.

Synergies

 * : Allows for spawning of infinite red hearts.
 * : Red full-hearts are turned in to 1+1 free hearts that are worth four hearts of healing.

Seeds
13P0 BMGJ (treasure room adjacent to spawn) 3L6A 8FPW (treasure room adjacent to spawn) (normal mode only) KOLR WXRS (treasure room adjacent to spawn) TKWR 6BGZ (first floor item room) H4EP M7PK (First Golden Treasure Room)