6 transmog appearances in Zul'Gurub.
Arlokk's ClawsOne-Hand
Handguards of the TormentedMail Hands
Lost Bag of WhammiesHeld In Off-hand
Plunderer's GauntletsPlate Hands
Renataki's Soul SlicerOne-Hand
Zulian Voodoo StickRangedSign in with Battle.net to see which of these appearances and collectibles you already have, and which of your characters can still loot Cache of Madness - Renataki this reset.