Blizzard Entertainment released a cinematic trailer for its "World of Warcraft; Legion" Harbingers Khadgar and its story arc adventure-packed.

The trailer reveals a pinch of the game's story plot and it sees the return of the Burning Legion, which is described as "stronger" and "more determined" than ever before. It is revealed that the character is Khadgar, who meets Medivh, who reveals that his spirti is bound to the stoned.

According to Medivh, defeating the Legion would take more than some spell. He offers Khadgar weapon, in addition to the knowledge he is looking for. "It is time for a rough-headed guardian once again," Medivh says.

The latter also shows the former what will happen, if he cannot embrace his fate. Medivh reveals that Khadgars accomplishments and sacrifices will just be wasted and gives the latter a stone that has the echo of his essence, asking him to open it.

Khadgar hesitates to open the stone, but Medivh insists him to do so, telling him that the fate of the region rests on his hands. Also, Medivh transformed into a monster, but Khadgar managed to defeat him.

At the conclusion of the clip, Khadgar realized that no single person, not even a guardian, can stand against the Legion alone. He added that they must bond together, united, for their world.

As per PC Gamer, "World of Warcraft's" Harbinger series aims to set the pace for a sixth expansion, which centers on the Draenor Warlords. According to the publication, more shorts are assumed to come out prior to the contents release, allowing players to have a more concrete background of the game.

Overall, "World of Warcraft: Legion" is set to be released on Aug. 30.

Watch the trailer here.