Orb of Mistmantle

Dropped by 3

• Aean Swiftriver level 25 0% 5797
• Big Samras level 27 0% 14280
• Ro'Bark level 28 0% 14278

Dropped by, from a shared table 40+

• Abysstide Siren level 33 62355
• Amberfin Murloc level 32 62135
• Burning Blade Adept level 32 4665
• Burning Blade Felsworn level 32 4666
• Dabyrie Militia level 32 2581
• Daggerspine Siren level 32 2371
• Dalaran Shield Guard level 32 2271
• Dark Iron Demolitionist level 31 1054
• Defias Arcanist level 31 62116
• Enraged Sharpclaw level 33 92115
• Ferocious Yeti level 32 2249
• Garlok Flamekeeper level 31 62071
• Gritjaw Basilisk level 32 4728
• Grove Sprite Corruptor level 32 92113
• Grrblga level 33 62553
• Hatefury Trickster level 32 4671
• Kolkar Centaur level 31 4632
• Kolkar Mauler level 32 4634
• Kolkar Windchaser level 32 4635
• Mechano-Flamewalker level 31 6226
• Overseer Bragordi level 33 62174
• Raging Infernal level 34 92112
• Razorfen Beastmaster level 31 4532
• River Crocolisk level 31 1150
• Roaming Felguard level 36 92120
• Salt Flats Scavenger level 32 4154
• Scarlet Disciple level 31 4285
• Scarlet Jailer level 32 61971
• Scorpid Reaver level 32 4140
• Songstress Asha level 34 62507
• Sorrowmore Crocolisk level 31 62345
• Splinter Fist Enslaver level 31 1487
• Starving Bonepaw level 32 4689
• Tidecaller Mrglrar level 34 62350
• Torn Fin Tidehunter level 32 2377
• Wandering Faerie Dragon level 33 92114
• Wicked Manipulator level 34 92122
• Young Mesa Buzzard level 32 2578
• Young Stranglethorn Raptor level 31 855
• Young Stranglethorn Tiger level 31 681

Only the first 40 are listed.

Found in 4

• Large Iron Bound Chest 0% 74447
• Large Iron Bound Chest 0% 75295
• Large Solid Chest 0% 75298
• Large Solid Chest 0% 74448

Contained in 1

• Heavy Bronze Lockbox level 2 0.3% 4633