4 transmog appearances in Gnomeregan.
Chomper-Hide BeltLeather Waist
Grubbis PawsPlate Hands
Grubbis' Protective PailMail Head
Shabby Trogg BritchesCloth LegsSign in with Battle.net to see which of these appearances and collectibles you already have, and which of your characters can still loot Grubbis this reset.