Subculturist

And let me say: I didn't feel so good about it, watching my daughter standing there with her subculturist friends, all of whom seemed very nice even if made up like a brace of Morticias.

Source: wiktionary

The chain's website asks, "What's your scene?" and then provides the categories—club, gothic, lounge, punk, street, rockabilly, indie—as if with the click of the mouse aspiring subculturists could purchase a starter kit for the scene of their choice

Source: wiktionary

Professional attire is indicated for interactions with financial officers, but less formal, stylized costuming may be more disarming among criminal subculturists.

Source: wiktionary