Dropped from Nightmare Wombs if they are killed before time runs out and do not drop if killed afterward. Sometimes a formula may be dropped instead which requires the use of these Hearts in sets of 20, 40 or 60. * Mother's Orb of Nurturing (Formula) * Mother's Orb of Caring (Formula) * Mother's Orb of Unconditional Love (Formula) * Nightmarish Labour * A Cry in the Forest * On the Other Side * Dark Breed * Mommy, I'm Cold