>>91901226Jack's dad. Created the very monster that destroyed his kingdom, had to see that monster lay waste to his kingdom (twice) and kill millions while he could only watch helplessly, was sent to be a slave for the rest of his life once the monster won, was still being heavily worked and savagely beaten even as a decrepit unrecognizable old man and denied water, and finally died thinking that his son had perished in a failed attempt to stop Aku, fully convinced that the universe would be Hell forever and it was all his fault and everything he did was a failure.
Try to beat that. You can't.