Talk:Sound Ideas, ZIP, CARTOON - BIG WHISTLE ZING OUT/@comment-34974330-20180626034446/@comment-5683044-20180809004520

Super Smash Bros. Brawl, Mario Kart Wii, and Super Mario Maker all have a huge modding scene, so I'm guessing it's possible. Nintendo doesn't recommend this since it would void your console's warranty, but nobody cares about them.