Fan are going to likely love this news. With Sylvanas Windrunners shattering of the Lich Kings Helm of Domination, the restless Scourge begin to wreak havoc across Azeroth. Now, champions of the Horde and the Alliance are being called upon to face this threat in our new pre-expansion eventlive now until Shadowlands launches.

Source: N4G PC World Of Warcraft Announces Pre-Expansion Scourge Event