Finish first when you were last at some point
Finish first in all tracks and difficulties
Finish first in each track with the same driver
Use shortcuts 10 times
Go through the middle of the castle on the Samurai track
Win a race with less than 0.5 seconds between you and the second place.
Hit 5 opponents with the Gravity Gun in the same race
Finish first when you were last on the final lap
Hit 2 opponents with a Boomerang throw
Abduct 3 opponents in the same race
Glue 5 opponents in the same race
Outrun 4 opponents with one use of the Speed Gun
Win a race by crashing into all opposing karts
Hear the wolf among the sheep
Get a big distance to the last player
Skip the finish line using the Portal
Hit 2 opponents with a single Bomb throw
Hook 3 opponents in the same race
Drink Motor Fuel 3 times in the same race
Hit 5 opponents with the Bomb Gun in the same race
Stun 3 adversaries with the War Horn in the same race
Get all power up achievements
Launch the kart on the lake of the Viking track
Finish a race without getting hit by powers from opponents
Win a race without using power ups