Titans, the supreme fighting machines of the Imperium, possess such vast destructive powers that they are able to destroy whole cities. When the aging princeps of the Warlord Titan known as "Imperius Dictatio" dies in the heat of battle, it falls to Cadet Princeps Ervin Hekate to fuse his soul with that of the Titan to master the raging war machine and save it and its crew from certain destruction.

Imperius Dictatio, Warlord Titan, god-machine of death and destruction. From this mighty weapons platform are battles won and worlds conquered. To command such a weapon is to be without equal. To hold the fate of the stars in your grasp and to be as one with the machine god. But there is a terrible price to pay for such power. The essence of your life force becomes mixed with the machine spirit and your very soul is the Emperor's to command.Titan 3 rejoins the tale of Princeps Hekate and Titan Imperius Dictatio as they battle the dread Chaos legions in an epic struggle that can only be won at a high price.