Ahead of the Curve: Queen Azshara
Defeat Queen Azshara in The Eternal Palace on Heroic difficulty or higher, before the release of the next raid tier.
08/21/2019
Ahead of the Curve: G'huun
Defeat G'huun in Uldir on Heroic difficulty or higher, before the beginning of the Battle of Dazar'alor.
10/24/2018