113 transmog appearances and 3 mount, pet or toy drops across 6 bosses.
Circuit Design Breastplate×2Mail Chest
Electron Inductor Coils×2Plate Wrist
Jumbotron Power Belt×2Plate Waist
Life Force Chargers×2Plate Feet
Organic Lifeform InverterOne-Hand
Passive Resistor Spaulders×2Leather Shoulder
Poison Protocol Pauldrons×2Leather Shoulder
Power Generator Hood×2Cloth Head
Voltage Source Chestguard×2Mail Chest
X-Tron Duct Tape×2Cloth Waist
Akirus the Worm-BreakerTwo-Hand
Breastplate of Avenging Flame×2Plate Chest
Crown of Burning Waters×2Cloth Head
Flame Pillar Leggings×2Cloth LegsIncineratusOne-Hand
Lava SpineOne-Hand
Leggings of Lethal Force×2Mail Legs
Lifecycle Waistguard×2Mail Waist
Molten Tantrum Boots×2Plate Feet
Parasitic Bands×2Leather Wrist
Scorched Wormling Vest×2Leather Chest
Battleplate of Ancient Kings×2Plate Chest
Boots of Vertigo×2Mail Feet
Bracers of the Burningeye×2Cloth Wrist
Gloves of Cacophony×2Mail Hands
Helm of the Blind Seer×2Leather Head
Kingdom's Heart×2Shield
Legguards of the Unseeing×2Plate Legs
Mantle of Roaring Flames×2Cloth Shoulder
Sark of the Unwatched×2Leather Chest
Themios the DarkbringerRanged
Brackish Gloves×2Cloth Hands
Burden of Mortality×2Plate Shoulder
Chaos Beast Bracers×2Mail Wrist
Chimaeron Armguards×2Mail Wrist
Double Attack Handguards×2Leather Hands
Manacles of the Sleeping Beast×2Leather Wrist
Massacre Treads×2Plate Feet
Pip's Solution Agitator×2Ranged
Plated Fists of Provocation×2Plate Hands
Quickstep Galoshes×2Cloth Feet
Aberration's Leggings×2Leather Legs
Belt of Absolute Zero×2Plate Waist
Belt of Arcane Storms×2Cloth Waist
Cloak of Biting ChillCloth Back
Dragon Bone Warhelm×2Plate Head
Flash Freeze Gauntlets×2Plate Hands
Leggings of Consuming Flames×2Leather Legs
Legwraps of the Greatest Son×2Cloth Legs
Mace of Acrid DeathOne-Hand
Treads of Flawless Creation×2Mail FeetTunic of Failed Experiments×2Mail Chest
Akmin-Kurai, Dominion's Shield×2ShieldAndoros, Fist of the Dragon KingOne-Hand
Belt of the Blackhand×2Plate Waist
Belt of the Nightmare×2Leather Waist
Crul'korak, the Lightning's ArcOne-Hand
Mantle of Nefarius×2Cloth Shoulder
Pauldrons of the Apocalypse×2Plate Shoulder
Reclaimed Ashkandi, Greatsword of the BrotherhoodTwo-Hand
Shadow of DreadCloth Back
Shadowblaze Robes×2Cloth Chest
Spaulders of the Scarred Lady×2Mail ShoulderSign in with Battle.net to see which of these appearances and collectibles you already have, and which of your characters can still loot each boss this reset.