The very first PYO I got was the first non-flat surface I ever painted. I had no clue what to do!
So start with your base coat, then whatever detail you do, try on the non-display side first. Things may go well from there, or the sculpt may take you in a different direction!
Have fun with it 😀
Read my books! Volume 1 and 2 of A Dragon Medley are available now.
http://www.sarahjestin.com/mybooks.htm
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http://www.sarahjestin.com/feedbacklists.htm