Ciel in the Manga:"I may be 13, but fuck with me and I will not hesitate to put a bullet through your skull and then come up with a brilliant scheme to hide the body so that no one will even notice you're dead. Also, I run a multi-million pound business and reign over so many elite business connections, it surpasses the world of the living. NBD."
Ciel in the Anime:"WAAH SEBASTIAN I GOT KIDNAPPED AGAIN SAVE MEEEE"
Sebastian in the Manga:"I'm a demon with no regard for human morality. I will do anything for a tasty soul, including murdering children. I may look like a humble butler, but cross my master and prepare to wish you'd never been born."
Sebastian in the Anime:"I LIKE KITTIES AND I HAVE LOTS OF FEELS. I DON'T KNOW HOW TO HANDLE ALL THESE FEEEEELS."
Grell in the Manga:"Regardless of my gender, I am a violent psychopath who likes to toy with my targets before slashing them to bits with my enormous chainsaw. I'll rip you to a bloody pulp and look fabulous doing it."
Grell in the Anime:"HAHA LOL I'M COMIC RELIEF AND I LOVE ANYTHING WITH A PENIS. Also, am I a man or a woman? Here, fandom, fight over it!"
Undertaker in the Manga:"I may look like a harmlessly deranged mortician, but I can top all you bitches. Including Sebastian, who I just shanked through the stomach with my giant-ass scythe because fuck him. Suck on that."
Undertaker in the Anime:"EHEHEEHEHEEHEE I LIKE FUNNY JOKES AND I KNOW THINGS FOR NO DISCERNIBLE REASON."
Druitt in the Manga:"I'm scary because I have a lot of money and power which I use to run a business of human trafficking and endorsing crackpot schemes to bring people back from the dead. You can't keep me in prison; I have way too much money."
Druitt in the Anime:"I AM ALSO COMIC RELIEF AND I LIKE TO DRAW OUT POINTLESS SCENES BY DRAMATICALLY MONOLOGUING ABOUT THEM IN AN OBNOXIOUS VOICE."
Lizzie in the Manga:"I like cute, girly things, but that doesn't mean I'm not skilled in swordplay. After all, I am the daughter of a family of knights. I fight for the people I love."
Lizzie in the Anime:"CCIIIIIEEEELLL LOOK HOW ANNOYING AND BRAINLESS I AM~! I'M THE PERFECT BLONDE, FEMALE STEREOTYPE!"
Servantrio in the Manga:"We may not be very good at the menial jobs we were hired for, but we protect the manor with our power, skill, and dedication because we respect the Young Master and Sebastian. We want to prove our worth."
Servantrio in the Anime:"LOL WE'RE ACTUALLY IDIOTS WHO OCCASIONALLY USE GUNS AND THROW THINGS."