Go paladin/knight. Until level 20 1 stat in each (1 hp 1 attack 1 speed 1 defence) Level 20-40 2 in attack 1 in the rest. Level 40-60 2 in hp 2 in attack 1 spd 1 def. If you can do simple math you can make it to the "infinite" part of this game, rendering it completely pointless.