• Furious Gladiator's Satin Leggings
• Item Level 232Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Cloth
• Legs
• 278 Armor
• +138 Stamina
  +60 Intellect
• Red Socket
  Blue Socket
• Socket Bonus: +7 Spell Power
• Durability 75 / 75
• Classes: Priest
• Requires Level 80
• Equip: Improves critical strike rating by 64.
  Equip: Improves your resilience rating by 80.
  Equip: Increases spell power by 123.
• 
• Furious Gladiator's Raiment (5 pieces)
• [Furious Gladiator's Satin Hood]
  [Furious Gladiator's Satin Robe]
  [Furious Gladiator's Satin Leggings]
  [Furious Gladiator's Satin Mantle]
  [Furious Gladiator's Satin Gloves]
• (2) Set: +50 Resilience Rating.
  (4) Set: Reduces the duration of the Weakened Soul effect caused by your Power Word: Shield by 2 sec.
• Vendor 2,150

Source

This item drops from Emalon the Storm Watcher in the 25-man version and Koralon the Flame Watcher in the 10-man version of Vault of Archavon.

This item is also sold by the following vendors for 54,500 :

•  Ecton Brasstumbler <Apprentice Arena Vendor> in Gadgetzan
•  Zom Bocom <Apprentice Arena Vendor> in Dalaran
•  Leeni "Smiley" Smalls <Apprentice Arena Vendor> in Area 52
•  Blood Guard Zar'shi <Northrend Armor Quartermaster> in Orgrimmar
•  Knight-Lieutenant T'Maire Sydes <Northrend Armor Quartermaster> in Stormwind City

This item is also sold by the following vendors for 75 :

•  Arcanist Asarina <Emblem of Triumph Quartermaster> in Icecrown
•  Arcanist Miluria <Emblem of Triumph Quartermaster> in Dalaran
•  Magistrix Iruvia <Emblem of Triumph Quartermaster> in Icecrown
•  Magistrix Vesara <Emblem of Triumph Quartermaster> in Dalaran

Patch changes

• Patch 3.1.0 (14-Apr-2009): Added. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB