Can Equip: 1 handed swords (including daggers), 1 handed axes (including maces), 2 handed swords, staffs, spears, bows, gauntlets, bladed claws and knuckles, shields.
Baroness Vilya- Escape from Mascarell (Act II):

Can Equip: 1 handed swords (including daggers), 1 handed axes (including maces), 2 handed swords, staffs, spears, bows, crossbows, gauntlets, bladed claws and knuckles, shields.
Shareefa- The Path to the Monastery in Icecreek Dale (Act III):

Can Equip: 1 handed swords (not daggers), 1 handed axes (including maces), gauntlets, bows, bladed claws and knuckles, shields.
Prince Valor- The Assault (Act III):

Can Equip: 1 handed swords (including daggers), 1 handed axes (including maces), 2 handed swords, gauntlets, bows, crossbows, bladed claws and knuckles, shields.
Vilya and Shareefa will also join you and Valor and their stats will have slightly increased:

