Yes, good colored pencils are expensive, but it's worth the investment. I also often use watercolor pencils, but I have not tried to combine them with pastels. But when working with dry pastels, I sometimes use pastel colored pencils, where it is necessary to apply subtle details in the drawing
RE: One more my artwork or why not underestimate colored pencils. Ещё одна моя работа или почему нельзя недооценивать цветные карандаши