Here is the full list of all 10 Karting Superstars achievements.
Win against every AI driver.
Complete a race with zero penalties.
Get on the podium.
Drive 1000 km.
Lead every lap in a tournament.
Win a race after starting in last place.
Drive 100 laps in Time Trials.
Overtake 250 opponents.
Get 20 podium finishes.
Overtake 50 opponents.