The Sabre 'Grayswandir' (2d7) (+20,+12)
+4 to STR, DEX, CON
Slay Evil, Undead, Demon, Dragon
Frost Brand
Resist Cold, Fear, Nether, Chaos
Sustain STR, CON
Free Action; Hold Life; See Invisible; Slow Digestion; Regeneration
Blessed Blade
Activates for nothing
Level 20, Rarity 45, 5.0 lbs, 125000 Gold

(Hengband 1.6.0)