• Furious Gladiator's Idol of Steadfastness
• Item Level 232Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Idol
• Relic
• Requires Level 80
• Requires personal and team arena rating of 1950
• Equip: Your Moonfire spell grants 84 spell power for 10 sec.
• Vendor 1,150

Source

This item is sold by the following vendors for 12,000 :

•  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 Moonstrike <Northrend Armor Quartermaster> in Stormwind City

Patch changes

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

External links

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