Feel free to use my resources as you want, be it in free or commercial games, edited how you want, as bases for your own sprites, or for non-RPG Maker stuff (but don't ask me how to convert them to use in other programs XD) Just be sure to credit me! "Sithjester" is fine.
Hey look, I'm sporadically updating again! Emphasis on the sporadic. And I'm afraid I'm not taking requests/commissions/otherwise assisting with your games, sorry!
Naramura sprites, for the ones that don't have sprites yet
For a lovely sprite of character 14, look here
Based on artwork and RM2000 characters from Toki no Iori
Marvel Cinematic Universe
Plus Deadpool... just because. And minus Groot, because I can't sprite Groot.
Hey hey, Sadako was my first RMXP character!
Axis Powers Hetalia
Axis Powers Hetalia - Nyotalia
Axis Powers Hetalia - Cardverse
Final Fantasy (mainly Tactics) Jobs
Click here to get the headless versions, so you can make your own job-changing character.
(No, there's no male samurai. But Studio Pickle has a wonderful samurai sprite that looks almost exactly like the FFT version.)
Misc. Final Fantasy
(If you want something I don't have, check out the links section!)