Blizzard is reverting Catalyst charges in Dragonflight Patch 10.1
Revival Catalyst is an interactable item in Valdrakken that allows you to turn your regular piece of gear into a tier set. First introduced in Shadowlands, Catalyst has undergone numerous changes in Dragonflight, but World of Warcraft devs are reverting it back to the Shadowlands state in Patch 10.1.
On March 20, WoW dev put together an extensive blue post discussing the latest updates to Dragonflight coming in Patch 10.1. Among many other changes coming to the game in Patch 10.1, Blizzard is reverting the Catalyst system back to the Shadowlands state.