With Giving more pop cost it would not change anything before you reach pop max anyway,..   But later,  this would prevent the spam of those at late game as they virtually cost far less than regular units since you don't lose/replace them (hit and run) .   Cavalry should be meant to be used as some skirmisher forces that will operate beside , sneaky and mobile.. But now, it just operates as the main component of a stupid spam game. The cav champs are so good that they don't even bother to a