Elk is a young Wavemaster with a similar character design as Tsukasa from .hack//SIGN. He follows the cat player, Mia, around all the time and is close friends with her. Elk's PC is a young, blue-haired boy wearing dark blue robes. He almost always has a gloomy expression on his face. This character is popular among cosplayers. It can be portrayed by wearing cosplay Elk costume and cosplay Elk wig. This character is always present in a Hack cosplay.