Sword Valley - the following locations have the highest spawn rate (28%) for Darkness Bottle: * inside Ged Fortress * south of Ether Storage Area; look for the elevated narrow passage at the south edge of the area on the map. A mechon will suddenly appear from behind when entering the passage. * northwest of Ether Storage Area; near the passage that leads to the Monado Wound * the room north of the Port Access Pathway; the top right corner of the room at the highest platform * in front of Port Maintenance Bay * west of the Radio Tower; look for the small protruding platform on the map * north of the Radio Tower; at the top left corner of the platform (at the lowest level) after reaching the end of the bridge * the bridge across the Radio Tower * Monado Wou