115 transmog appearances and 2 mount, pet or toy drops across 4 bosses.
Asani's Uncleansed Sandals×3Leather Feet
Bracers of Defiled Earth×3Plate Wrist
Casque of Expelled Corruption×3Plate Head
Cloak of Overwhelming Corruption×3Cloth Back
Cuffs of the Corrupted Waters×3Cloth Wrist
Deepwater Greatboots×3Plate Feet
Legguards of Failing Purification×3Leather Legs
Lightning Prisoner's Boots×3Mail Feet
Regail's Crackling Dagger×3One-Hand
Waterborne Shoulderguards×3Mail Shoulder
Belt of Embodied Terror×3Cloth Waist
Binder's Chain of Unending Summer×3Mail Waist
Daybreak Drape×3Cloth Back
Fear-Blackened Leggings×3Leather Legs
Gao-Rei, Staff of the Legendary Protector×3Two-Hand
Gauntlets of the Shadow's Caress×3Leather Hands
Grasps of Serpentine Might×3Plate HandsHealer's Belt of Final Winter×3Cloth Waist
Invoker's Belt of Final Winter×3Cloth Waist
Loshan, Terror Incarnate×3One-Hand
Mender's Girdle of Endless Spring×3Plate Waist
Patroller's Girdle of Endless Spring×3Plate Waist
Protector's Girdle of Endless Spring×3Plate Waist
Ranger's Chain of Unending Summer×2Mail Waist
Sandals of the Blackest Night×3Cloth Feet
Shoulderpads of Twisted Fate×3Cloth Shoulder
Sollerets of Instability×3Plate FeetSorcerer's Belt of Final Winter×3Cloth Waist
Stalker's Cord of Eternal Autumn×3Leather Waist
Sunwrought Mail Hauberk×2Mail Chest
Weaver's Cord of Eternal Autumn×3Leather WaistBinder's Chain of Unending Summer×3Mail Waist
Cuirass of the Animated Protector×3Plate ChestHealer's Belt of Final Winter×3Cloth WaistInvoker's Belt of Final Winter×3Cloth Waist
Jin'ya, Orb of the Waterspeaker×3Two-HandMender's Girdle of Endless Spring×3Plate WaistPatroller's Girdle of Endless Spring×3Plate WaistProtector's Girdle of Endless Spring×3Plate WaistRanger's Chain of Unending Summer×2Mail Waist
Robes of the Unknown Fear×3Cloth ChestSorcerer's Belt of Final Winter×3Cloth Waist
Spiritsever×3One-HandStalker's Cord of Eternal Autumn×3Leather Waist
Taoren, the Soul Burner×3RangedWeaver's Cord of Eternal Autumn×3Leather Waist
Dreadwoven Leggings of Failure×3Cloth Legs
Kilrak, Jaws of Terror×3One-Hand
Robes of Pinioned Eyes×3Cloth ChestShadowgrip Girdle×2Mail Waist
Shin'ka, Execution of Dominion×3Two-Hand
Wrap of Instant Petrification×3Leather ChestSign 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.