Bruce Wayne and Jack Napier

Jack Napier, secretly the Joker, is a cheerful, sarcastic, but affectionate person in his own way. He loves Bruce and the adopted children and doesn't want them to find out he's the Joker.

Bruce Wayne, secretly Batman, is the richest man in all of Gotham. He owns a lot of companies, and despite not being very expressive, he cares a lot about his loved ones.