Paint - 10 USD
Cell shaded - 5 USD
Flat - no extra

Extra characters is half of the prices
no including character /sketch sheetBackground - 5 USD
Scene - 10 USD

30-60 USD
30- 1 body & 1 detail/head
40 - 2 body/1 body & 2 detail/head
50 - 2 body & 1 detail/head
60 - 2-3 body w/o 1-2 detail/head

That's all for now! :3