15 transmog appearances and 1 mount, pet or toy drop in Karazhan.
Beastmaw PauldronsMail Shoulder
Big Bad Wolf's HeadMail Head
Big Bad Wolf's PawOne-Hand
Blade of the UnrequitedOne-Hand
Blue Diamond WitchwandRanged
DespairTwo-Hand
Earthsoul LeggingsLeather Legs
Eternium GreathelmPlate Head
LegacyTwo-Hand
Masquerade GownCloth Chest
Red Riding Hood's CloakCloth Back
Ruby SlippersCloth Feet
Trial-Fire TrousersCloth Legs
Wicked Witch's HatCloth Head
Wolfslayer Sniper RifleRangedSign in with Battle.net to see which of these appearances and collectibles you already have, and which of your characters can still loot Opera Hall this reset.