[@Zardoric] Ah, I apologize for the misunderstanding there. Upon the Sacrifice the God simply doubles your Mana Well, it appears that that was something we have forgotten to include, but we will amend that shortly. As far as studying multiples, you can but that would make you fall under the Versatile Category rather than Specializations. 


As for your last question [@FallenTrinity] would be the best person to answer that.