This file depicts work from a copyrighted video game or otherwise copyrighted material. The copyright for it is most likely owned by either Nintendo and/or its affiliates or the person or organization that developed the concept. It is believed that its use here constitutes fair use, given that:
it is used in a non-commercial setting, and therefore is not being used to generate profit in this context
its use here does not significantly impede the right of the copyright holder to sell the copyrighted material
it is used in a largely unaltered state, where any editing has been done purely for cosmetic/display purposes
the original content of the image has not been modified, and it is not a derivative work