The reward for beating the game without the super guide popping up isn't even worth it imo. If you didn't do it the first time its pointless to start a new file. It just makes the stars sparkle on the title screen.
Nintendo still doomed?
Feel free to add me on 3DS or Switch! (PM me if you do ^-^)
Nintendo ID: Mako91 3DS code: 4167-4543-6089