- Fearless Chaos Marines, twisted by the ever-changing Daemonic energies of the Warp. - The ultimate Thousand Sons melee combat unit, extremely fast and deadly killers. - Bare no ranged weapons, but excel in melee combat and can use transports to quickly get into the fray. - Benefit from special upgrades performed by the Daemonologists of the Thousand Sons. - When led by the Deformed they fight in accord, increasing the speed of effective attacks. - Effective against all targets in melee.