| Achievement | How to unlock | Points
|
|---|
| A New Star Is Born | Complete your first cup. | 15
|
| A Pro Bender | Win ten arena matches in any mode. | 30
|
| A True Slime Legend | Achieve the "Slime legend" score in Slime sliding twenty times. | 30
|
| Always Better with Friends | Play an online race with a friend. | 15
|
| Armed and Dangerous | Hit opponents 500 times with items. | 60
|
| COWABUNGA! | Perform 250 Slime stunts. | 30
|
| Can't Touch This | Complete a race without getting hit once. | 30
|
| Drift Beeper King | Get a blue-spark drift boost 21 times in cups. | 30
|
| Ewww Humans! | Play twenty local multiplayer races. | 15
|
| Get AWAY! | Beat eight Ghosts in Time trial. | 15
|
| Harmonic Convergence | Play online with at least three other players. | 30
|
| I Double Dare You! | Complete fifty Double Dares. | 30
|
| I Took the Physical Challenge | Complete all challenges. | 90
|
| Krabs' First Dollar | Buy five different things in the shop. | 15
|
| Krushing It | Finish a cup in first place 40 times. | 90
|
| Let the Water.. Flows! | Perform 250 Slime stunts using wave edges. | 70
|
| Let's Get Loud | Unlock five chiefs. | 15
|
| Push it to the Limit | Drive through fifty boost pads. | 15
|
| Slime Nation! | Drive through a Kart Wash thirty times. | 30
|
| Sweet Sweet Capitalism | Buy everything in the shop. | 90
|
| TIME'S UP! | Beat all 36 Ghosts in Time trial. | 90
|
| The More, the Merrier | Unlock fifteen crew members. | 15
|
| Victorious Grandmaster | Get 150 Victory Points competing in Online Matchmaking. | 90
|
| Victorious Pro | Get 100 Victory Points competing in Online Matchmaking. | 30
|
| Victorious Rookie | Get fifty Victory Points competing in Online Matchmaking. | 15
|
| Winner Winner! | Finish a cup in first place. | 15
|