It is the Tidecasters who conjure the phantasmal sea that allows aelf and aquatic beast to move and breathe as if they were in their own natural environment.
Fireblades are the most grizzled and seasoned Fire Warriors of their cadre, whose skill at the Fire Warrior's art leads them to eschew battlesuit technology. They are excellent field leaders and their long experience has taught them exactly where to place shots to maximise damage.
When the T'au Empire goes to war, they bring advanced battlesuits, faithful drones, potent energy weapons, and a host of allied races to shore up their weak spots, making their armies some of the toughest to tackle.
The empyrically attuned minds of Primaris Psykers are steeled against the manifold dangers risked by unsanctioned wielders of the warp's power. These battle-trained psykers support the Astra Militarum's soldiers with eerie prognostication, wards against enemy witchcraft, and tempests of their own psychic might. Though rarely trusted by their peers, few generals would go to battle without a psyker's aid.
The Ethereals are serene and wise – spiritual leaders of the T’au who embody the wisdom and unity of the Greater Good.
The ranks of the Astra Militarum feature countless regiments drawn from the planet of Cadia – or mustered in the gate world's fallen image. These born soldiers are held by many as the ideal Imperial troops – from freshly-conscripted cadets to seasoned Shock Troops and established Veterans, the regiments of Cadia fight through injury and hardship, laden with all the varied tools of war.
Kroot Flesh Shapers are masters of their kindred's genetic development, guiding hunting packs to the finest specimens in order to devour and claim their strength for the Kroot. These revered gene-shamans employ gruesome talismans and ritualised butchery to take the art of consumption to sacred and visceral extremes, with immediate and striking psychosomatic effects on their fellow Kroot.
Kroot Trail Shapers are more than simply masters of fieldcraft – through sheer skill, they shape the very battlefield upon which the Kroot will meet their prey, defining the guiding routes along which the hunt will progress and the nature of the engagements in which their kindreds will fight. A single Trail Shaper can alter the entire character of a war in the favour of the T'au Empire.
Cadian Castellans are strategic senior officers, often formally ranked as Captains or Colonels. These authoritative leaders of the Astra Militarum's forces bear a panoply of armaments and insignia that mark their high office, wielding their array of weapons as skilfully as they command the countless soldiers beneath them.
Commissars are ruthless officers embedded throughout the Astra Militarum, charged with maintaining the morale, discipline, and loyalty of their regiment. With the power to summarily execute any soldier found wanting in their duties, they are feared, brooding figures. A Commissar's devotion to the Imperium is without doubt, and they fight with fanatical bravery – inspiring the same fervour in those who fall under their watchful gaze.
Equipped with the latest XV25 Stealth Armour these troops are the 'lone wolves' of the T'au army, operating independently of other formations.
As much a maverick as he is a master of covert operations, Sub-commander E’Myamoto is a formidable leader of stealth and sabotage missions.