Originally Posted by Kalrakh
2) Strength is useless for mages and Int is useless for warriors, that was different in the first game.

How was it different in the first one? Int was useless for warriors too you were simply forced to get int to have 100% cast chance.
In DOS2 int only affect the damage. So you can learn buff spells without having to put a set amount in intelligence for nothing but to be able to cast the spell.