Baleful Sword

Random enchantments
Please note that these bonuses are base value. Item improvement correspondingly increases the bonus amounts to stats.

Source
Baleful Sword is created from Baleful Armament when used by a Frost death knight, Protection paladin, or Fury or Protection warrior.

Upgrades
The weapon has two possible ways of being upgraded: a random chance to be and item level 675 upon its creation; and an "Empowered" version (epic and item level 695) created by applying Empowered Apexis Fragment to either version.