The next step in the growth of Catgirls' gladiatorial talents: building muscle will increase one's carrying capacity, endurance and vitality. But remember: once started, Bodybuilder must always keep herself in good shape, so the training of agility and brains will have to be left to someone else.
Side effect: mild clumsiness.
+10 HP & STR.
+1 Stun Regen.
+2 Energy Regen.
-20 REA.