In this mode, you have five minutes to explore the area and defeat enemies. Defeated enemies will drop power ups, which will help boost your stats for the current Smash Run session. Your opponents will be clearing a separate dungeon on their own and your objective is to get as much stat power-ups as you can before the time runs out. In this mode, you can equip Powers to your chosen character which can only be used during the power-up collection phase of the match.
Once five minutes is up, the players will be gathered for a final showdown. The final showdown is random and the player who collected a good set of power ups can hold the advantage if the match favors him/her. (For example, a jumping race will benefit a character with boosted jump stat than someone who collected attack power ups more. But don't give up yet; AIs tend to make mistakes and if you exploit that and keep your head in the game, you might as well win!
Smash Run takes place in the same location. However, the enemies, chests, doors, and other small factors are shuffled for every session. The overall layout stays the same, and it seems that the power ups found in the battlefield appear in the same locations. These constant changes, along with variables like events will ensure that the area won't have give players the boring, repetitive feel.
After accessing Smash Run, you'll see four options in the menu: