Watermelon Whalin'

Watermelon Whalin' (Watermelon Whacking in the PAL version) is a 1 vs. 2 or 3 minigame appearing in Mario Party 10.

Gameplay
The players are at a beach, with the solo player holding a hammer and the rivals holding a watermelons each. The objective of the solo player is to whack the watermelons the rivals are holding. If the solo player manages to whack all of the watermelons, he/she wins. If at least one rival holds his/her watermelon for the entire 30 seconds, the rivals win.

Rivals that lose their watermelons can still move to try and block the solo player from knocking out any other rival with a watermelon.

Solo (1 player)
− Move − Swing hammer

Rivals (2 or 3 players)
− Move

In-game description
"Solo Player: Hit the watermelons with ! - Rivals: Run away!"