SAIDIES PROPOSALS??

hey girls! I need helpppp, I don't know how to ask my boyfriend to sadies? I want it to be creative, but I'm literally the most uncreative person ever, and the ones I've googled are sooo common :( thanks in advance girls 💛 
P.S if you're gonna be rude in anyway please don't bother commenting 🙃 I need help not criticism 😘
UPDATE: He plays basketball, he likes comic books, Superhero, video games, Wingstop, Chick-fil-A