Now that the game is coming to Xbox One and Playstation 4, this will become more useful than ever.
This tends to make those sort of questions irrelevant, however, I will do my best to answer them here, and at the very least, give you some insight that should lead to a better structure for your party. Speaking plainly, the answers to those questions are not an exact science, and tactics in combat are paramount. T his particular article about party makeup and combinations in Divinity: Original Sin 2 is a long time coming.