Um Rune

Um Rune is a mid< rune used in the runewords Crescent Moon, Duress, Gloom, Plague, Bone, Chaos, Stone, Kingslayer, Chains of Honor, Beast, Doom.
The Um Rune can also be used as ingredient for 3 different Horadric Cube recipes.
Um Rune like any other Diablo 2 Resurrected (D2R) Rune can be used to enhance a Socketed Item with new magical properties.
The rune adds All Resistances +22 property to Shield. If socketed in Weapon the item will gain +25% Chance of Open Wounds. When socketed in Armor, Helm it will get All Resistances +15.

Um RuneUm Rune
Required Level: 47
Weapons: +25% Chance of Open Wounds
Armors: All Resistances +15
Helms: All Resistances +15
Shields: All Resistances +22
Trade items on d2trader.net

How to obtain Um Rune

The fastest way to get this rune on Battle.net is via trading, you can use the Item Price Checker to see how much Um Rune is worth.
Farming this rune by killing monsters is possible, check the drop rate table below for more information.
Another way to get it is via a horadric cube recipe that transmutes Pul runes into Um Rune.
Also, there's a chance this rune to drop from Hell's Forge Quest in Act 4 on Nigthmare and Hell difficulties.

Runewords with Um Rune

There are 11 runewords that can be made with Um Rune. You can also browse these Runewords in the Item Database.

Crescent Moon
Shael · Um · Tir
Axes, Polearms, Swords
Shael · Um · Thul
Body Armors
Fal · Um · Pul
Body Armors
Cham · Shael · Um
Assassin Claws, Daggers, Swords
Sol · Um · Um
Body Armors
Fal · Ohm · Um
Assassin Claws
Shael · Um · Pul · Lum
Body Armors
Mal · Um · Gul · Fal
Axes, Swords
Chains of Honor
Dol · Um · Ber · Ist
Body Armors
Ber · Tir · Um · Mal · Lum
Axes, Hammers, Scepters
Hel · Ohm · Um · Lo · Cham
Axes, Hammers, Polearms

Horadric Cube Recipes with Um Rune

There are 3 recipes that are related to Um Rune. You can also see these Recipes in the Item Database.

Create Um Rune
Flawed Diamond + 2x Pul Rune
Create Mal Rune
Topaz + 2x Um Rune
Upgrade Rare Weapon to Elite
Exceptional Rare Weapon + Perfect Sapphire + Um Rune + Fal Rune

Um Rune drop rate table

The monster with the highest drop chance of dropping Um Rune is The Countess on Hell difficulty in Tower Cellar Level 5 of Act 1. Farming the monsters listed below gives you the highest chance of getting that rune.