Sometimes, the game set ups have Open-Candy Malware on them, and some virus scanners have prevented the installation of the set up. If you get the same thing, download the game from here.
Originally owned by www.SuperMarioBrothers.org from 2009 to 2011, this massive Mario fan game created by Andrew "Redigit" Spinks has been very popular by its game play, 2 player co-op, battle mode, and most notably, its level editor, which allows players to create and play their own levels and episodes. This game is made by fans of the Super Mario series, is not licensed or endorsed by Nintendo, and is not related to the official Mario series or its canon. All rights of owned copyright and trademarks reserved by Nintendo.
Watch the original trailer: