Google Translation of the German Description, User Edited
Each player chooses one of three factions that war endlessly amidst a detailed fantasy world for supremacy: The wooded Syrtis, the icy Alsius, and the desert dwelling Ignis. This decision has far-reaching consequences for the hero, as in each of the kingdoms, different races live.
Besides complex solo adventures, which drive a detailed story, and duels in their own homeland which advanced players, you may also be drawn together with allies in the battle against rival kingdoms. The sophisticated character development based on different classes in either defensive or offensive positions, enables customization of the character in order develop tactical advantages.
Regnum Online will fascinate you with the dynamic fighting between large groups of players with extensive quests; an atmospheric, comic-style graphics set, and an expansive game world.
Source: The Game Website.