Then it becomes a question of how America should become Flavor 1, whether by forcefully rebuilding the culture, or letting things work themselves out.
Beating him earns you his Dystopia Sai, which acts as a grappling hook to pull you towards enemies.
It's the moment when Raiden gives into his "Jack the Ripper" side and is no longer holding back, making you feel like you're controlling him at his full potential.
As such, his proper boss fight is designed to be a true test of the skills you've learned over the course of the game.
Even said dog being petted agrees that Sam isn't a bad guy! To add insult to injury, Armstrong simply reattaches his own arm afterwards, an option Sam doesn't have.
It was claimed that the requirement was an accidental bug.