To add to this, be sure to add the fitness card from your previous fight! Costs 1 less and can add 1 more muscle with full hand than the normal fitness cards.
The guy is beatable and worth the try! You have to toy a bit with your deck building and use certain game mechanics to their fullest. It would also help to save weight from previous fights.
Oh, and for anyone interested in seeing more, try to lose a certain fight...