Nightmare sans Dreamswap

Nightmare is a cunning outcast. People don't really like him because he's a jerk who likes to cause trouble.
Despite the character of Nightmare, he is not mean. He spends most of his time helping people.
When Nightmare is not giving trouble, he practices the violin; tends to create completely random things with which he decorates everything; writes his own stories, which he hides under his bed; parkour and climbs trees like an idiot. He's more of a slacker, but he'll still do anything to take care of the house when he should.
It's better for Nightmare to get drunk when he's with someone else, or at least be in the same room with another person.
Likes to climb trees and write fan fiction.
He is a baritone and has a deep voice.
Very gentle physically.
Nightmare has a pet rooster named Kevin, whom he stole from one of the ranches.
He practices the violin for several hours a day.
He believes that he is not allowed to show his weaknesses.
Nightmare has a craving for spicy food.
Nightmare has nightmares about his brother Dream trying to kill him and/or how his friends betray him. As a result, he has insomnia.
Nightmare has a terrible habit of touching his posture, and stands up straight every time he remembers her. He's stooped, but he's trying to get rid of it.
He almost always rolls up his sleeves.
Because of his small stature, he walks fast.
He's Hispanic
He's shy when it comes to you.
Trying to spend more time with you.
He seems to like you.
He has purple eyes and black hair.

Age: 124
Height: 165 centimeters