The Lochaber Axe 'Mundwine' (3d8) (+12,+17)
This Polearm weighs 25.0 lbs. It does x7 damage when charging. It does x4 damage against natural creatures. It does x3 damage from holiness. It does x3 damage against demons. It provides resistance to acid, electricity, fire and cold. It is not damaged by acid, electricity, fire, cold and water. It cannot be stolen from your inventory. When attacking or thrown, it does 3d8+17 edged damage. When set in a trap, it does 3d8 +17 edged damage.
Level 30, Rarity 8, 25.0 lbs, 30000 AU

(UnAngband 0.6.2)