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The Uldum Accord is a new Neutral faction which features unique rewards such as a mount, a pet, an essence to enhance your Heart of Azeroth, and a pet toy. After reaching exalted, players can earn Paragon reputation with the Uldum Accord. Paragon reputation allows players to earn reputation beyond Exalted, rewarding players with for every 10,000 reputation afterwards. The cache contains extra Azerite and random items including the Cursed Dune Watcher pet and the Token of a Brilliant Death rank 4 essence.
Here you can buy Uldum Accord for EU or US Servers.
Also you'll get guide for completing UldumAccord
You will be able to obtain unique rewards such as pet, mount etc.
Void Tendril Pet Leash
Token of Death's Glee Essence
Troop Requisition: Ramkahen Lancer
Pygmy Camel Pet
Recipe: Contract: Uldum Accord
Wastewander Skyterror mount
Uldum Accord Tabard