Though the young Warchief Thrall ended the demon curse that had plagued hispeople for generations, the orcs still wrestle with the sins of their bloodypast. As the rampaging Horde, they waged a number of devastating wars againsttheir perennial enemy -- the Alliance. Yet the rage and bloodlust that drove theorcs to destroy everything in their path nearly consumed them as well. Long ago,on the idyllic world of Draenor, the noble orc clans lived in relative peacewith their enigmatic neighbors, the draenei. But the nefarious agents of theBurning Legion had other plans for both of the unsuspecting races. Thedemon-lord Kil'jaeden set in motion a dark chain of events that would succeednot only in eradicating the draenei, but forging the orc clans into an single,unstoppable juggernaut of hatred and destruction.