Devilsaur Tooth

• Devilsaur Tooth
• Item Level 52
  Disenchants into:
  [Small Brilliant Shard]: 1
• Binds when picked up
• Trinket
• +5 Agility
• Use: Increases your pet's attack power by 200 for 20 sec.
• Cooldown: 2 Min

Source

This item is a quest reward from  [52D] The Green Drake^ω τ ϖ.

Effective Pet Attack Power

Assuming this trinket were activated every cooldown, it would grant your pet an effective:

200 * 20 / 120 = 200 * 1 / 6 = 200 / 6 = 33.33 Attack Power

Patch changes

• Patch 2.0.3 (09-Jan-2007): "Devilsaur Tooth" now grants your pet crit rating instead of a guaranteed crit.
  
• Patch 1.7.0 (13-Sep-2005): Added.
  

External links

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