Thrall's Armor

Thrall's Armor is the general name covering all of the Horde Shaman Tier 9 Sets. The Thrall's Garb set is focused on the Restoration tree, the Thrall's Battlegear set is focused on the Enhancement (Melee DPS) tree, and the Thrall's Regalia set is focused on the Elemental (Ranged DPS) tree.
The Alliance equivalent would be the Nobundo's Garb set, Nobundo's Battlegear set, and Nobundo's Regalia set respectively.
;Restoration Sets: Thrall's Garb set / Nobundo's Garb set
*Conqueror's Thrall's Garb / Conqueror's Nobundo's Garb (iLvl 232)
*Triumphant Thrall's Garb / Triumphant Nobundo's Garb (iLvl 245)
*Triumphant Thrall's Garb (heroic) / Triumphant Nobundo's Garb (heroic) (iLvl 258)
;Enhancement Sets: Thrall's Battlegear set / Nobundo's Battlegear set
*Conqueror's Thrall's Battlegear / Conqueror's Nobundo's Battlegear (iLvl 232)
*Triumphant Thrall's Battlegear / Triumphant Nobundo's Battlegear (iLvl 245)
*Triumphant Thrall's Battlegear (heroic) / Triumphant Nobundo's Battlegear (heroic) (iLvl 258)
;Elemental Sets: Thrall's Regalia set / Nobundo's Regalia set
*Conqueror's Thrall's Regalia / Conqueror's Nobundo's Regalia (iLvl 232)
*Triumphant Thrall's Regalia / Triumphant Nobundo's Regalia (iLvl 245)
*Triumphant Thrall's Regalia (heroic) / Triumphant Nobundo's Regalia (heroic) (iLvl 258)