Overtune

Vendor: Micro Zoox

Zone: Dun Morogh

Cost: 3 (unlimited supply)

Vendor: Quackenbush

Zone: Stormwind City

Faction: Brawler's Guild - Rank 3

Cost: 500 (unlimited supply)

Vendor: Paul North

Zone: Orgrimmar

Faction: Brawler's Guild - Rank 3

Cost: 500 (unlimited supply)

Pet Battle: [18-20] Blade's Edge Mountains

Profession: Cataclysm Engineering [25]

Taught By: Gnomish Engineering Trainers

Pet Battle: [1-2] Dun Morogh

Vendor: Marcus "Bagman" Brown

Zone: Westfall

Cost: 1 (unlimited supply)

Prerequisite Quest: Rescue OOX-09/HL! [10]

Zone: The Hinterlands

Prerequisite Quest: Rescue OOX-22/FE! [15]

Zone: Feralas

Prerequisite Quest: Rescue OOX-17/TN! [15]

Zone: Tanaris

Quest: An OOX of Your Own

Zone: Booty Bay

Profession: Engineering [75]

Taught By: [Schematic: Mechanical Squirrel]

Vendor: Rillie Spindlenut

Zone: Icecrown

Cost: 40 (unlimited supply)

Drop: The Curator [??+]

Zone: Karazhan

Approximate Drop Rate: 1 in 20

Drop: Dismantled OOX-35/MG

Zone: Mechagon

Approximate Drop Rate: Unknown

Pet Battle: [3-6] Azshara; [5-7] Stonetalon Mountains; [17-18] Winterspring

Achievement: Big Rocketeer: Gold

Category: Darkmoon Faire

Pet Battle: [1] Orgrimmar; [3-6] Azshara; [17-18] Winterspring

Pet Battle: [3-4] Westfall

Profession: Legion Engineering [90]

Taught By: Halls of Valor: Trigger Happy

Quest: Cutting Edge Poultry Science [25]

Zone: The Cape of Stranglethorn

Vendor: Trading Post

Zone: Orgrimmar (H), Stormwind (A)

Cost: 300 (unlimited supply)