The Iron Men moved in swarms like a torrent of steel, crushing and destroying every enemy that stood in their way.
The arc weapons and Gauss beams in their hands were lethally effective against mortal flesh. With their automatic targeting and lock-on capabilities, the Iron Men's shooting accuracy even surpassed that of the Astartes.
The War Hounds realized in horror that these Iron Men seemed to have aim assist enabled. They did not even need reaction time to foresee and shatter the enemies ahead.
Battlefield data was gathered by reconnaissance Iron Men and transmitted to the processors of the node Iron Men. After the immensely complex streams of information had been deciphered and processed by the primary Cogitator, they were fed back to the front lines.
The Iron Men could see through the obstacles before them, even vaporizing rebels through barriers and cover. The surging torrents of energy even destroyed the automated defense systems inside the warship.
The heavy-firepower Iron Men advanced steadily, delivering their fire with precision so as not to breach the ship's hull and let the pressure differential sweep them into space.
There was even a group of engineering Iron Men following behind them, reinforcing areas weakened by the fighting with expanding foam and metal welding to prevent any breach in the ship's seal.
An eerie sight emerged aboard the Radiant Glory: one group of Iron Men wrought destruction at the front, while another busily carried out engineering repairs behind them.
The Thousand Sons' mortal auxilia fired back desperately. Due to the Fifteenth Legion's limited number of Astartes, their mortals often had to shoulder burdens meant for Space Marines.
This made the Fifteenth Legion's mortal auxilia especially formidable. This force, known as the Spire Guard, had once helped the Thousand Sons withstand the ferocious assault of the