Pitch Darkness Valkyrie Bow

Obtained from

 * Crafted by Blacksmith
 * 1 Darkness Valkyrie Bow
 * 15 Covered Conspiracy Fragments
 * 1 Tears of Freyja
 * 120 Mysterious Crystals
 * 32 Diamond Anvils

Upgrades to

 * Hell's Valkyrie Bow