The cheat will end if the number of lives reaches zero, such as when Yoshi gives Mario 100 lives after obtaining 120 stars.

When you're about to lose a life, whether by getting hit by an enemy/obstacle or fall into the void, pause just when Mario about to leave the screen and then reset the game. You'll be right back ...

On the title screen, when "Search for Mario" and "Continue Search" text is displayed, press L + R + Start + Select on controller 2. This opens a hidden menu where you can select the Castle ...