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A Lum rune is a low-mid rune which can be socketed into equipment in Diablo II: Lord of Destruction. In open and ladder games, Lum runes are useful for upgrading unique weapons to elite versions.

Effects[]

Equipment type Effects
Weapon +10 To Energy
Body armor or helm +10 To Energy
Shield +10 To Energy

Socketing an item with a Lum rune increases the item's level requirement to 37, unless it was already higher.

Sources[]

The Countess's extra rune drops on hell difficulty can include Lum runes.

The Hellforge on nightmare or hell difficulty has a 1 in 11 chance to drop a Lum rune as part of its quest reward.

The Act 2 (N) Good treasure class has a chance to drop a Lum rune, as do higher Good treasure classes.

In single-player, open or ladder games only, the Horadric Cube can transmute three Io runes and one flawed topaz into one Lum rune.

Rune Words[]

Lum runes are used in these rune words:

  • Beast 'BerTirUmMalLum' axe, scepter or hammer
  • Lionheart 'HelLumFal' body armor
  • Memory 'LumIoSolEth' staff
  • Oath 'ShaelPulMalLum' sword, axe or mace
  • Obsession 'ZodIstLemLumIoNef' staff
  • Smoke 'NefLum' body armor
  • Splendor 'EthLum' off-hand armor
  • Stone 'ShaelUmPulLum' body armor
  • Wrath 'PulLumBerMal' missile weapon

Recipes[]

Lum runes are used in two Horadric Cube recipes.

  • Transmute three Lum runes and a flawed amethyst to create one Ko rune. (single-player, open or ladder only)
  • Transmute an exceptional unique weapon, a Lum rune, a Pul rune, and a perfect emerald to upgrade the unique weapon's base weapon type to its elite version. (single-player, open or ladder only)
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