I'm fairly new to the game, and was looking for a good community to find new levels to play, aswell a group to share my levels with. Hopefully the few me and my sister have made will please some people here. She, myself, and our younger brother are sharing one set of levels at the moment. Here's some of the ones we're most proud of; the first two being my personal two favourites.
Board the ship! 5CFA-0000-0175-1091 SMB3 Classic inspired Airship
Mario's Lost Door! 9FCB-0000-0172-055B Super mario world level, with a minor puzzle.
Coral Palace 70A5-0000-0171-E931 Underwater level with structures placed, attempting for an underwater ruin level. Designed by my sister.
You're in Big ship 5A12-0000-016A-EFED Another airship level, designed by my sister.
Baby Bowser's Secret Keep 815A-0000-0168-D04B Super Mario World Castle, featuring Baby bowser as a boss.