The lore of any game is there to help the game be fun and engaging.
This was originally published just for our supporters, but is now available for everyone.
Recently, I saw a person talking about World of Warcraft and Blizzard's storytelling who was not particularly complimentary.
Each of Blizzard's games approaches story differently.
Right now, it's fair to say that there isn't a single Blizzard game that doesn't at the least contain a strong multiplayer component.
One of the complaints I and others aimed at Warlords of Draenor was that there was little of a narrative sense of anything being at stake on Draenor.