The Long Sword 'Werewindle' (2d5) (+8,+12)
+2 to STR, CON, Attacks, Speed
Slay Evil, Demon
Lightning Brand; Mark of Chaos
Resist Lightning, Fear, Light, Dark, Disenchantment
Sustain STR, INT, WIS, CON
Free Action; See Invisible; Slow Digestion; Regeneration
Permanent Light(1)
Activates for a getaway every 35 turns
Level 20, Rarity 40, 13.0 lbs, 120000 Gold

(Hengband 1.6.0)