Power Washer

Power Washer is a 1-vs.-3 minigame found in Mario Party DS. Its name refers to a powered machine used to clean contaminants from outdoor surfaces.

Gameplay
Three of the contestants are on the top of a dishes pile, while the fourth player must wash them off the dish by using water sprayers. If anybody is still on the dish when the time is up, the team is the winner. In the case for the solo player, if they remove the whole team from the dish, the solo player wins.

Solo (1 player)

 * – Spin sprayer

Group (3 players)

 * – Move
 * – Jump

Solo (1 player)

 * Rules – "Wash all your rivals off the plate by rotating the water sprayer. Defeat all three to win."
 * Tips – "You can rotate the plate in either direction, so keep an eye on where your opponents are, then catch them off guard when you can."

Group (3 players)

 * Rules – "Avoid the water jets as you try to survive on the plate. If even one of the three plate runners outlasts the timer, all three win the challenge."
 * Tips – "Be prepared to change your course, because the plate can change direction at any time. After a while the second water jet will also spray."