The Great Vault makes a return in Dragonflight Season 1, providing weekly chest rewards to players that complete endgame content. Our guide to this content is now published, which you can access at the link below.
The Great Vault – Objectives and Weekly Chest Rewards in Dragonflight
Starting the week of December 13th in Dragonflight Season 1, players can complete Raid, Mythic+, and PvP objectives to receive items in their Great Vault upon the December 20th reset.