Karos was a human knight from Stormwind and one of the first to encounter orcs invading from Draenor. He and Varis were Anduin Lothar's lieutenants. An aggressive warrior, he sees the invading Orcs as nothing more than "beasts" and strongly urged the king to attack them. At one point, human refugees in Stormwind became hostile towards the dwarf Kaz, and Karos stopped them. died at the Dark Portal.
- In the film, he is portrayed by Ryan Robbins.