Scratch

I am making a mario game where fawfulreturns and has a new plan to get the dark star! i need help thinking up a story.So far i have decided there will be three normal playable characters and extras on certain levals.(E.G broggy the block dog off bowsers inside story)the story so far is mini bowser will come mario and luigi and say he needs help!he will say about fawfuls return.I don't want to give to much spoilers but there will be 6 bosses,(will not be one progect)fawful first time, midbus first time then dark bowser first time,then they will get stronger for midbus seconed time then dark bowser second time then final boss fawful seconed time,i need you to help will up the gaps between the bosses.(Your ideas may be altered)