When Ernesto Hayes does things, he makes sure everything is done correctly, no matter how long it takes. This means there are frequent delays in Ernesto Hayes's work, but it's usually done right, at least.

While Ernesto Hayes will see a job through to its conclusion and put forward his best effort, it’s still just a job. Ernesto Hayes's true loyalties lie to his friends, and through thick and thin,he will stand by them and die for them if needed. This loyalty is reserved for those who have earned Ernesto Hayes's trust, putting him at odds with other Mercenaries that are only doing a job for the money. This also makes it harder for employers to trust his motives, often times creating extra competition and difficulty finding work. None of it matters to Ernesto Hayes, though, because loyalty to his friends is not something credits can buy.

Ernesto Hayes likes to engage in detailed discussions and think through situations carefully, often collaborating with others to seek their opinions before deciding on the best course of action. While this often ensures Ernesto Hayes is more fair and well-respected amongst his peers, sometimes others do not have time to discuss this in a committee.

Ernesto Hayes considers his work to be the most important aspect of his life. This borderline obsessions with the "job" leaves little room for any kind of personal or social life, making it difficult for Ernesto Hayes to relax and enjoy spending time with others. he excels in activities that relate to their work, but the idea of work-life balance is an altogether abstract concept.

While Ernesto Hayes avoids combat whenever possible, he has no qualms working with technology under the stress and pressure of combat. Ernesto Hayes has trained himself to keep calm and focus intently on Slicing even while taking blaster fire from cover or when placed under time constraints. In truth, Ernesto Hayes almost works better when under duress, and actually needs motivation, typically, when Slicing.

Sometimes the only way to prepare for the worst is to always expect it. Ernesto Hayes takes this philosophy one step further by never leaving home without accounting for every possible scenario he might expect to encounter. Ernesto Hayes tends to always have the right tool or item for a situation and has a habit of quietly and almost smugly presenting solutions before anyone even recognizes there is a problem. This foresight is far from infallible, however, and he often finds himself at a loss in situations that go beyond what he could have imagined. While incredibly practical and often a life-saver in a pinch, his perpetually pessimistic outlook on daily life can be a bit draining on more optimistic-inclined companions.