Someguy (That’s his profile name) managed to complete New Super Mario Bros 2 on the 3DS without picking up a single coin. Considering that this is a game based around picking up coins, that’s quite the feat. In fact this game has coins even in its final boss battle, watch the playlist of him completing the game here! In fact even the box art is filled with 21 coins!
For more news on people who like challenging themselves in Super Mario for no reason, stay tuned to Asidcast.