Tier Set Upgrade Tokens
How do I get and obtain Tier Set Upgrade Tokens?
Glad you asked. They are obtained through a variety of tasks in game and will be explained in the pictures below. You can also access this information through the bar at the top left, go to Tier Set Tokens.
(Wand -> Character -> Tier Set Tokens)
Ways to obtain: World/Raid bosses, 10x Dungeons, 25,000 Daily Quest Points, Trimurti Task, and 20x Cursed Chest spawns.