1. Loyal to a Fault: Arjun's unwavering loyalty, especially towards Gaulwalt Sky and the Maystone Union, defines much of his character. He values trust and commits wholeheartedly once he pledges his allegiance. However, this trait can sometimes lead him to overlook faults in those he's loyal to.

2. Stoic and Reserved: Not one for excessive words, Arjun's actions often speak louder than his voice. He remains calm under pressure, allowing his training and instincts to guide him. Though this demeanor can be misinterpreted as coldness, it's a protective mechanism, shielding his sensitive inner world.

3. Traditionalist: Rooted in his cultural upbringing, Arjun respects and honors traditions. He values the wisdom passed down through generations and often relies on traditional methods, whether in combat or daily life.

4. Protective: Being a formidable warrior, Arjun feels a strong responsibility to safeguard those around him. This protective streak is particularly evident concerning his son, Axel, and those under his mentorship.

5. Perceptive: Arjun's keen observational skills enable him to read situations and people effortlessly. He rarely misses nuances, often giving him an advantage in both battle and social interactions.

6. Driven: Arjun's determination and drive are unparalleled. Whether training, in battle, or pursuing personal goals, he gives his all. However, this intense dedication can sometimes border on obsession, potentially leading him to burnout.

7. Reflective: Away from the battlefield and the bustle of guild duties, Arjun often indulges in moments of introspection. This trait keeps him grounded and provides clarity, though it can also lead him to overthink at times.

8. Warm-Hearted (to those close): While Arjun may come off as reserved or even intimidating to strangers, those close to him — like his family and guild members — know the warmth of his heart. He showcases a softer side, full of affection and genuine concern, to those he deeply cares for.

9. Disciplined: Discipline runs through Arjun's veins. From his strict training regimen to his daily routines, he believes in the power of order and structure, which has played a vital role in his success.

10. Honorable: Arjun's code of honor is unshakeable. He believes in fighting fair, keeping promises, and standing by his word. This trait makes him a reliable ally and a respected adversary.