Unlockables
| Expert CPU Difficulty Level | Complete Story Mode |
| Triangle Twister Puzzle Mode | Complete Story Mode |
Obtain Every Mini-Game
If you link with someone who has already played all the games in Party Mode, all mini-games will become available on the list without having to play them first.
Badges
| Bob-omb Rival badge | Earn 15,000 Mario Party points. |
| Boo Rival badge | Earn 7,000 Mario Party points. |
| Cheep Cheep Rival badge | Earn 5,000 Mario Party points. |
| Daisy Master badge | Complete Story Mode with Daisy. |
| Goomba Rival badge | Earn 1,000 Mario Party points. |
| Luigi Master badge | Complete Story Mode with Luigi. |
| Mario Master badge | Complete Story Mode with Mario. |
| Mario Party DS Begginer badge | No need to unlock. You start with it. |
| Monty Mole Rival badge | Earn 13,000 Mario Party points. |
| Peach Master badge | Complete Story Mode with Peach. |
| Scuttlebug Rival badge | Earn 3,000 Mario Party points. |
| Shy Guy Rival badge | Earn 9,000 Mario Party points. |
| Toad Master badge | Complete Story Mode with Toad. |
| Toadette Friend badge | Earn 19,000 Mario Party points. |
| Waluigi Master badge | Complete Story Mode with Waluigi. |
| Wario Master badge | Complete Story Mode with Wario. |
| Whomp Rival badge | Earn 11,000 Mario Party points. |
| Wiggler Friend badge | Earn 17,000 Mario Party points. |
| Yoshi Master badge | Complete Story Mode with Yoshi. |
Boss Trophies
| Beaten Dry Bones | Beat Dry Bones 5 times |
| Beaten Hammer Bro | Beat Hammer Bro 5 times |
| Beaten Kamek | Beat Kamek 5 Times |
| Beaten Piranha Plant | Beat Piranha Plant 4 times |
| Bomb Seed | Beat Piranha Plant 3 times |
| Bowser´s MegaMorph Belt | Beat Bowser once |
| Delicious Durian | Beat Dry Bones twice |
| Dry Bones´s Bone | Beat Dry Bones 4 times |
| Electromagnetic Generator | Beat Bowser twice |
| Enchanted Bookcase | Beat Kamek twice |
| Hammer Bro´s Hammer | Beat Hammer Bro 4 times |
| Jagged Leaf | Beat Piranha Plant once |
| Kamek´s Blue Dictionary | Beat Kamek 4 times |
| Kamek´s Brown Book | Beat Kamek 3 times |
| Magic Switch | Beat Dry Bones 3 times |
| Toadette´s Chair | Beat Hammer Bro once |
| Toadette´s Piano | Beat Hammer Bro twice |
| Toadette´s Timpano | Beat Hammer Bro 3 times |
| Winner´s Ballon | Beat Piranha Plant twice |
| Winner´s Pen | Beat Kamek once |
| Yummy Lychee | Beat Dry Bones once |