Rail Riders

Rail Riders is a 4-player and a duel minigame that's found in Mario Party DS.

Gameplay
In this game, the player must use the stylus to speedily slide down a handrail. Every time the player slides the stylus, their speed grows. When the player reaches the bottom of the rail, their speed determines how far their jump will be. The player who makes the farthest jump wins.

Controls

 * – Slide up to accelerate

In-game text

 * Rules – "Build speed for a long jump. You'll go farther the more you slide your stylus up the screen before the jump."
 * Tips – "As you slide your stylus rapidly, use the full height of the screen."