Sub Trouble

Sub Trouble (also known as Submarine Subterfuge in PAL regions) is a General minigame in Mario Party: Island Tour.

Introduction
The submarines move up and down. The game starts.

Gameplay
The player moves the submarine up and down in order to avoid the obstacles while being timed. Whoever makes it to the finish line first is the winner of the minigame.

Controls

 * - Move up or down

In-game text
Rules - "Race to the finish in your submarine while avoiding rocks and barriers."