Here are a few weapons I adapted from MERP to be found somewhere in Eriador. A collection of Elven and Númenórean weapons to form a treasure index, make of them what you will.
Armidhrist (S. Royal Eminent Cleaver): Short Sword – Númenórean make; Cleaving, Foe Slaying (Bane – Orcs, Evil Men), Fell, Glows red hot when it strikes metal.
Varyar (Q. Protector): Long Sword – Elven make; Superior Fell (Bane – Orcs), Rune Scored, Grievous.
Helvegil (S. Ice Sword): Long Sword – Elven make; Superior Keen (Bane – Wolves), Hammering, Fell.
Thagor (S. Splitter): Long Sword – Elven make; Foe Slayer (Bane – Orcs) Luminescence, Grievous.
Norfaer (S. Spiritfire): Sword – Númenórean make; Superior Grievous (Bane – Undead, Orcs), Foe Slayer, Superior Fell. Curse - Burns hot, will burn the wielder if treacherous or deceitful.
Dindagnir (S. Silent Killer): Sword – Elven make; Foe Slayer (Bane – Orcs), Fell, Grievous. The sheath of this blade is also enchanted to give the wielder a +1d bonus to stealth (fills a useful item slot).
Dirdagnir (S. Man-slayer): Dagger – Númenórean make; Foe Slaying (Bane – Evil Men, Orcs), Superior Fell, Superior Grievous.
Angrist (S. Iron-cleaver) Great Axe – Elven make; Cleaving, Hammering, Superior Fell (Bane – Orcs).
Cû Glandirith (S. Bow of the Guardians) Bow – Númenórean make, Superior Grievous (Bane – Trolls, Orcs), Straight Flight, Hollow Steel. The quiver is also enchanted to give the wielder a +1d bonus to stealth (fills a useful item slot).
Hurvegil (S. Heartsword): Long Sword – Elven make; Superior Fell (Bane – wolves) Superior Keen, Grievous. The blade of this sword is made from a rare metal that is as black as night.
Gaurdagnir (S. Werewolf Bane): Long Sword – Elven make; Superior Keen (Bane – wolves), Foe Slayer, Luminescence.