User blog comment:LuigiMaster41/The next Mario & Luigi game/@comment-5429417-20180511010046/@comment-32125535-20180511170439

How about a Mario & Luigi game where Mario, Luigi, Peach and Bowser are protagonists? Or Super Paper Mario could be remade on the 3DS, with the sprites from Dream Team, Paper Jam & Superstar Saga 3DS.

That's all I can think of now.