Testament has a pale complexion, red eyes, as well as straight, thigh-length black hair. They are always well-dressed, elegant and diligent. Testament is very confident, but level-headed and reasonable. They are 185cm tall. Testament is also Agender/Non-Binary and therefore goes by They/Them pronouns. They do modeling in their free time and manage an active Instagram account sharing their latest fashion and lifestyle. Overall, their style is a mix of goth and steampunk, mostly wearing black.