However , Hohenheim causes Father 's plan to backfire by making the souls in his stone free the ones from Amestris and weaken him .
As a result , he gains a god - like power and a new body .
Hohenheim causes Father 's plan to backfire by making the souls in his stone free the ones from Amestris and weaken him .
As a result , he gains a god - like power and a new body .