Old name: Jaune Arc.

New Name: Optimus Prime.

likes: Ruby, his family, the kingdom of Arcadia, his fiancé Violet Evergarden, etc...

Dislikes: his betrayers, tormenters, beacon, Grimm, white fang, etc....

his song: The Touch (by Stan Bush)

https://youtu.be/nvK4QjCMSDY

his love interest: Violet Evergarden