I have to take it back
Red hair shanks is not a rat, he's actually the world's biggest SLEAZE
Gets instructed by the most important man on the planet that he's a child of destiny, but instead of doing anything about it he fucks around on some backwater island for a few years. And when luffy ate the most powerful devil fruit meant for him to safekeep? He laughs. He's relived because now he can daydream about boning buggy all day while this kid has to do thw dirty work now.
"I bet this arm on a new age" my ass