You will get all items and corresponding achievements from one of the dungeons - The Necrotic Wake, Plaguefall, Mists of Tirna Scithe, Halls of Atonement, Theater of Pain, De Other Side, Spires of Ascension, Sanguine Depths, Tazavesh: Streets of Wonder and Tazavesh: Sol'eah's Gambit;
You have a chance to receive Conduits and Upgrades for your Covenant Soulbinds such as Endurance Conduit, Finesse Conduit, Potency Conduit or Centurion Power Core;
You will receive a chance to get 255 ilvl epic item from an end of dungeon chest for each Mythic+ difficulty level completed and guaranteed 265 ilvl loot from your weekly challenger's chest next reset;
You have a chance to get Memory of the Runecarver for unlocking Legendary Powers;
You will be granted a lot of Reservoir Anima and Valor;
You will get the Cryptic title.
If you still have any questions regarding wow boosts ask us please via LiveChat or through discord(kingboost#2583)