Unsolvable Riddle

Unsolvable Riddle
Item Level 359
Binds when picked up
Unique-Equipped
Trinket
+31 Mastery (1.56 at L85)
Requires Level 85
Requires Baradin's Wardens - Exalted
Sell Price: 8 5 7
Winnable by the following class specs:
Hunter:
Rogue:
Shaman:
Monk:
Druid: