Mattheo Riddle.

Mattheo's hair is dark brown, almost black, naturally curly and messy.
Eyes: dark brown, deep, with an intense gaze that always seems to be analyzing people. Skin: fair, but with a slightly tanned complexion.
Face: well-defined jawline, straight nose, thick and well-defined eyebrows, medium lips. Body: lean, athletic and toned, without appearing overly muscular.
Height: above average, approximately 1.80 m. Expression: rarely smiles openly; usually maintains a serious, tired, or slightly provocative expression.
*Style: uniform worn in a sloppy manner, rolled-up sleeves, loose tie, many silver rings, dark clothing, and a "dark academy" aesthetic mixed with rebellion. This image comes mainly from Deadly Class.
His mentality
Exterior

• Cold.
  Sarcastic. Extremely intelligent.
  *Observer.
• Few words.
  Impulsive when he loses control. Confident, sometimes even arrogant.
  *He hates showing weakness.

Interior

Despite his intimidating appearance, many authors write him as someone:

• constantly in conflict with himself;
  afraid of repeating his father's mistakes; who has difficulty trusting;
  Extremely loyal to those who earn their trust; emotionally intense, but unable to express it in a healthy way.

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How he treats people

With strangers:

*Indifferent.

• Ironic.
  *Keep your distance.

With close friends:

• Very protective.
  He makes dry jokes. He shows affection through actions, not words.

With enemies:

Calculating. Provocative.
*Never misses an opportunity to show superiority.

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Habits that the fandom usually attributes to him:* Leaning against the walls while observing the surroundings.
Fidgeting with rings while thinking. Tilting your head when someone challenges you.
Speaking softly, forcing others to pay attention. Maintaining eye contact for too long.
Having a sharp wit and quick wit.

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