Abyssal Blade

The Abyssal Blade is an enchanted +3 Two-handed sword acquirable by Dorn Il-Khan during the events of Baldur's Gate 2: Enhanced Edition.

In-game description
"Forged in the black heart of the Abyss by tan ar'ri sorcerers for use in the eternal Blood War, this blade was once wielded by the infamous babau assassin Khazzrax the Grasping Death. Lore tells of a blade, black as the night, that Khazzrax would use to slash his victims open, causing fire to briefly flare out of the fresh wound."

Weapon Empowerment
This sword's combat abilities can be further upgraded by empowering it with the souls of two specific demons:

Empowered with Ur-Gothoz:
 * +5 slashing damage vs. good aligned opponents.

"Ur-Gothoz has been bound within its blade. As he rages with demonic fury at his captivity, the sword is thus empowered."
 * +5 slashing damage vs. devils

- The Abysal Blade with Ur-Gothoz's empowerment

Empowered with Azothet: "In addition to the sword's regular properties, the demon Azothet has been bound within its blade. As she rages with demonic fury at her captivity, the sword is thus empowered."
 * +5 slashing damage vs. good aligned opponents.
 * +5 slashing damage vs.demons

- The Abysal Blade with Azothet's empowerment

Empowered with both Ur-Gothoz and Azothet: "In addition to the sword's regular properties, two rival demons have been magically bound within its blade. As they rage with fury both at each other and against their captivity, they thus empower the blade."
 * +5 slashing damage vs. good aligned opponents.
 * +5 slashing damage vs. devils
 * +5 slashing damage vs.demons

- The Abysal Blade with both demon's empowerment