I can do the job for you. I have done covers and stuff, But I am still starting in the adult biz. So my Folio I may show you is not pure adult, but its still in the same concept. Here are my sample stuff.
Sample Covers
http://defystudios.com/covers/2006_dvd.jpg
http://defystudios.com/covers/cfmc_poster.jpg
http://defystudios.com/covers/ma_1.jpg
http://defystudios.com/covers/ml_1.jpg
http://defystudios.com/covers/cover3.jpg
http://defystudios.com/covers/st_1.jpg
Let me know, Thanks