The Two-Handed Sword 'Dragonic Sword' (4d6) (+17,+23) +3 to STR Slay Evil, Demon Lightning Brand Resist Lightning, Fire, Nether See Invisible; Permanent Light(1) Activates for large lightning ball (500) every 425+d425 turns Level 50, Rarity 160, 20.0 lbs, 180000 Gold (Hengband 1.6.0)