The only official [[Imperial]] record that lists the Sons of Antaeus is the "Chronicles of the Third Inter-Guild War" of the [[Inca Sector]] in , 850-901.[[M41]]. [[Space Marine The Chapter is listed as having answered the pleas of the Guild Fathers for aid against pirate forces sponsored by business rivals, and according to the records, acquitted themselves courageously before departing. One such eyewitness account, submitted by Captain|Captain]] [[Rakman]] of the [[Subjugators]] chapter reported Chapter, records an incident in which his force found itself under attack by the Eldar of the Void Dragons pirate fleet. Surrounded and under heavy fire by the pirates' ultra-rapid anti-gravitic vehicles, Rakman states that a force bearing the livery of the Sons of Antaeus showed up appeared unexpectedly and opened attacked the enemy vehicles from behind. Forced to redeploy, the Eldar suddenly found themselves faced with the prospect of having to make a 2nd front forcing breakout. The Eldar Falcons and Wave Serpents made straight for the Sons of Antaeus, judging them the lesser of the two Space Marine forces. The incredulous Captain Rakman gives an amazing account of the Sons of Antaeus' stand in the face of a storm of Eldar firepower, against which the mysterious Space Marines stood seemingly impervious. The Subjugators were able to press their attack on the enemy rear as the Sons of Antaeus held the [[Eldar]] in place, and the xenos pirates to attempt to redeploy. This resulted were destroyed in short order, caught between the immovable anvil of the Sons, and the destruction irresistible hammer of the Subjugators. As soon as the Eldar raiding forcewere defeated and the Subjugators were victorious, the Sons of Antaeus vanished as mysteriously as they had arrived.{{Fn|1}} Since then the Sons of Antaeus have been sighted on many missions around the galaxy by many various reputable Imperial Forces.