Bowser Koopa. Jr

'''Bowser. Jr''', one of the youngest sons of Bowser and his successor, is an eleven-year-old Koopa. (his age can be different in other series) His personality can be ranged to be spoiled and bratty, to courageous and strong.

Worlds Collide
In Worlds Collide, Bowser Jr is 11. His personality in the series is determined, brave, caring, yet slightly evil. He can be seen caring and supportive to his friends such as Steven, Garnet, Spinel, Peridot, Lapis, etc. However, towards Mari,o he takes his job seriously and does all he can to impress Bowser. (Worlds Collide is in the same timeline as Super Mario Legacies)

Super Mario Legacies
In SMLG, Junior is just as he is in Worlds Collide, but has to act evil to please his family. He's just like any other kid in the Koopa Kingdom, and loves to do bad things such as: trespass, steal, or poke fun at people. However, he isn't the one to bully others, he's normally the one who is the victim of bullying, either by his older brother Roy or his school bully, Miles.

Hyena Hideout Kingdom
Bowser Jr is a spoiled and playful Koopa, he is confirmed by his father, Bowser, that he will be the future king and his successor. As much as Junior admires his father, his older brother Bully is very jealous of his future and that the oldest isn't future king. Junior hates school and loves playing video games and getting things he wants, if he doesn't get what he wants, he will protest for it till he does.