3 transmog appearances in Halls of Origination.
Armguards of Unearthly LightPlate Wrist
Legwraps of Astral RainCloth Legs
Scepter of StargazingOne-HandSign in with Battle.net to see which of these appearances and collectibles you already have, and which of your characters can still loot Isiset, Construct of Magic this reset.