MugenBoss has merged back with ScrollBoss as is on the new version of ScrollBoss! Click the shiny, metal box to go to the new place!
If you came looking for the stages, most of them are back in the new MugenBoss area.
If you're looking for the sprites, sprite edits and sprite packs, go to ScrollBoss's sprite area.
The sprite tutorials will appear there soon!
Please change those bookmarks (if anyone was still looking out for this place, that is