One of the most obvious places to start is to create realistic looks. Many games aspire to this look, including the Call of Duty franchise, and Battlefield. Realistic art styles generally ground a game in reality. One of the most beautiful examples of realistic art would be Metro: Exodus.
StylizedA very vague term, stylized 3D game art is hard to define. It essentially refers to art that has some kind of modification such that is has a consistent look, regardless of what’s realistic. It could be seen as opposite to realism in terms of intention. There are unending examples of this, but a good example to help understand the style would be Journey.
Unreal RealismThis is a fun style, and is often the choice for fantasy and punk-style games. Essentially, these games follow the principles of realism, but expand them to “unreal” creatures or places, like a dragon or an
A studio with a good reputation and a sense of cooperation and communication are the most valuable above all. Experienced team members and a good track record of previous projects are a good sign that an art outsourcing company is worth your time. Proper studios will have a project manager who keeps you informed about what they’re doing, and shows you samples of their work as they go so that you can provide your input and desired changes. Finding good studios can be difficult, since there is certainly a glut of outsourcing companies looking to take money and deliver minimal effort products, but most companies that are successful have a good sense of teamwork and attention to detail, as well as experience working with larger companies.