4 transmog appearances and 1 mount, pet or toy drop in Zul'Gurub.
Bloodlord's ProtectorOne-Hand
Deathcharged WristguardsPlate Wrist
Hakkari Loa DrapeCloth Back
Touch of DiscordRangedSign in with Battle.net to see which of these appearances and collectibles you already have, and which of your characters can still loot Bloodlord Mandokir this reset.