Thumbnails! The concept I picked is outlined in green.
This is the quick black and white paintover I did after I selected the thumbnail I wanted to push forward with.
And here's the refined sketch after getting shooting some reference!
Tūtū Pele, the Goddess of Volcanoes, Fire, Passion, and Lightning
I did this piece as a tribute to Hawai'i, where my mother's side of the family is from!