Assault the Machine Fort
ID: C76C 0000 003B 787A
Tile set: Super Mario World
Worlds: Castle, Underground
Gonna be honest, the actual course is very easy and not that special, but i tried to design a more unique boss battle kinda inspired by Rangda-Bangda from Megaman X, which you have to destroy with Bob-Ombs to proceed while trying to not blow up the ground you're standing in.