This piece is a redrawn, modernized version of the artwork used for the Japanese and sometimes European box originally drawn by Shigeru Miyamoto himself to commorate the 30th Anniversary of Super Mario Bros.
Original piece seen here. http://www.mariowiki.com/images/f/fc/SuperMarioBrosArtwork2.jpg
A 25th Anniversary piece I made for the arcade game "Raiden" by Seibu Kaihastsu.