6 transmog appearances in Hour of Twilight.
Arcurion LegguardsPlate Legs
Chillbane BeltCloth Waist
Evergreen WristbandsLeather Wrist
Iceward CloakCloth Back
Surestride BootsMail Feet
Wayfinder BootsLeather FeetSign in with Battle.net to see which of these appearances and collectibles you already have, and which of your characters can still loot Arcurion this reset.