Completion bonuses:
Complete Story mode to unlock the Expert CPU difficulty setting, Triangle Twister Puzzle mode, Sound Test options, and Boss Bash and Score Scuffle mini-games.
Rocket Rascals mini-game:
To unlock the Rocket Rascals mini-game, beat Story mode and the Study Fall, Short Fuse, Soccer Survival, Chips and Dips, and Trash Landing mini-games.
All mini-games:
To unlock all mini-games, link to another Nintendo DS in the game in Party mode.
Control ending screen:
After beating Story mode, when the characters appear during the ending sequence, tap them with the stylus to make them jump.
Control character figures in gallery:
Go to “Gallery”, “Collection”, then “Character Figures”. Select a figure to view. Tap the figure with your stylus, and it will jump.
Easy wins in Track Star mini-game:
To easily win in the Track Star mini-game, when escaping, look at the player on the train’s face. In the countdown near one, if his of her face is looking left or right, choose the opposite arrow. For example, left face is right arrow and right face is left arrow.
Make Piranha Plant spit fire in Wiggerlers Garden:
To make the Piranha Plant spit fire in Wiggerlers Garden, if an opponent lands on a Piranha Plant space, rapidly tap the Piranha Plant.
Easy MP points in Tag Battle:
Complete Story Mode, then go to Party mode and select Tag Battle. Select the teams and set your teammate to “Expert” and the CPUs to “Easy” or “Expert”, then set your team handicap to three stars. Set the turns to 30 and select DK’s Stone Statue. If you get first, you should earn up to 700 MP points.
Make Piranha Plant spit fire:
In Wiggerlers Garden, if an opponent lands on a Piranha Plant space, rapidly tap the Piranha Plant to make it spit fire.
Badges:
Unlock the following Badges by performing the corresponding tasks:
BADGE – HOW TO UNLOCK
Bob-omb Rival – Get 15,000 Mario Party points.
Boo Rival – Get 7,000 Mario Party points.
Bowser Jr. Rival – Get 35,000 Mario Party points.
Bowser Rival – Get 37,000 Mario Party points.
Cheep Cheep Rival – Get 5,000 Mario Party points.
Daisy Master – Beat Story mode with Daisy.
Diddy Kong Friend – Get 21,000 Mario Party points.
Donkey Kong Friend – Get 33,000 Mario Party points.
Dry Bones Rival – Get 29,000 Mario Party points.
Goomba Rival – Get 1,000 Mario Party points.
Hammer Bro Rival – Get 27,000 Mario Party points.
Kamek Rival – Get 31,000 Mario Party points.
Koopa Friend – Get 23,000 Mario Party points.
Luigi Master – Beat Story mode with Luigi.
Mario Master – Beat Story mode with Mario.
Mario Party DS Beginner – Start the game.
Mario Party DS Master – Get 50,000 Mario Party points.
Mario Party DS Star – Get 39,000 Mario Party points.
Monty Mole Rival – Get 13,000 Mario Party points.
Peach Master – Beat Story mode with Peach.
Piranha Plant Rival – Get 25,000 Mario Party points.
Scuttlebug Rival – Get 3,000 Mario Party points.
Shy Guy Rival – Get 9,000 Mario Party points.
Toad Master – Beat Story mode with Toad.
Toadette Friend – Get 19,000 Mario Party points.
Waluigi Master – Beat Story mode with Waluigi.
Wario Master – Beat Story mode with Wario.
Whomp Rival – Get 11,000 Mario Party points.
Wiggler Friend – Get 17,000 Mario Party points.
Yoshi Master – Beat Story mode with Yoshi.
Boss trophies:
Unlock the following trophies at the Gallery menu by performing the corresponding tasks:
TROPHY – HOW TO UNLOCK
Defeaten Dry Bones – Defeat Dry Bones five times.
Defeaten Hammer Bro – Defeat Hammer Bro five times.
Defeaten Kamek – Defeat Kamek five times.
Defeaten Piranha Plant – Defeat Piranha Plant four times.
Bomb Seed – Defeat Piranha Plant three times.
Bowser’s MegaMorph Belt – Defeat Bowser.
Delicious Durian – Defeat Dry Bones two times.
Dry Bones’s Bone – Defeat Dry Bones four times.
Electromagnetic Generator – Defeat Bowser two times.
Enchanted Bookcase – Defeat Kamek two times.
Hammer Bro’s Hammer – Defeat Hammer Bro four times.
Jagged Leaf – Defeat Piranha Plant.
Kamek’s Blue Dictionary – Defeat Kamek four times.
Kamek’s Brown Book – Defeat Kamek three times.
Magic Switch – Defeat Dry Bones three times.
Toadette’s Chair – Defeat Hammer Bro.
Toadette’s Piano – Defeat Hammer Bro two times.
Toadette’s Timpano – Defeat Hammer Bro three times.
Winner’s Ballon – Defeat Piranha Plant two times.
Winner’s Pen – Defeat Kamek.
Yummy Lychee – Defeat Dry Bones.