Joker is childish most of the time,but he can also be mature when a situation gets serious.He is very smart and uses it to confuse and trick his enemies.He loves to eat his favorites being curry or hamburg steak.Phoenix loathes humans to some extent,partly because he has outlived humans, and especially dislikes those who want to use him to fulfill their selfish desires.However,he finds Joker and his friends interesting due to his value of human life and unexpected actions.They're a highschool.