If you want to learn more about this, please visit my Facebook, my Deviantart, and if you want to see the process of some pictures, just check my Behance
Deviantart; http://brosa.deviantart.com/
Facebook; https://www.facebook.com/sergi.brosa
Behance; https://www.behance.net/Brosa
For process and steps
BEHANCE example;
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