Note: The Character Respec Addon V1.6 must be installed for this trick. In almost every town or village in Ferelden, you can find a raven (small black bird). Speak to the raven to get a free specialization respec potion. Talk to him again and choose "Look into his eyes". Then, select your class and you will unlock 2/4 of each character specializations for free. Note: You must switch between each character to unlock their individual specializations. You cannot do all of them at once.