Bounce 'n' Trounce

Bounce 'n' Trounce is a 4-player minigame found in Mario Party 3 and Mario Party: The Top 100.

Gameplay
Players have to knock other players off the platforms by jumping and attacking. Later in the minigame, the square-boxed platforms will fall off one by one. The last player standing wins. In Mario Party 3, if multiple players survive after time runs out, the minigame ends in a draw.

Mario Party 3

 * – Move
 * – Jump
 * → – Attack

Mario Party: The Top 100

 * Move
 * Jump
 * in the air: Spin attack

Mario Party 3

 * Rules – "Get on a bouncing ball, then knock your rivals off the playing field."
 * Advice – "As time passes, the playing field drops away one block at a time. Be careful not to drop away, too."

Mario Party: The Top 100

 * Description – "Ride on the bouncing ball and slam into your rivals to knock them off!"
 * On-screen – "Bounce and slam into your rivals to knock them off!"