Copyright law can be pretty tricky and that is no lie. There are lots of gray areas like de minimus, fair use, fanart, and more. In this article, I won't be touching the gray areas. You venture there at your own risk.
Copyright law, deviantART, and YOU are permanently intertwined together the moment you create an account. When you create an account here, you agree to abide by all of deviantART's policies and to not post work that does not legally belong to you. And deviantART's policies mirror copyright law because, as a business dealing with intellectual property, deviantART has the responsibility of safekeeping its members and customers, y