The Dagger 'Dethanc' (2d4) (+4,+6)
It is branded with electricity. It provides resistance to lightning. It can be thrown effectively. It activates for lightning bolt (4d8) every 6+d6 turns. It cannot be harmed by the elements. It gives you one attack per turn.
Level 4, Rarity 5, 1.2 lbs, 13000 AU