Here is the full list of all 26 Super Toy Cars achievements.
Finsh all races in career mode 1st
Finish first in an Evade event stepping on no mines
Play a local or online multiplayer game
Do a drift of more than 500 meters
Play a custom track downloaded from the Steam Workshop
Spend 10 minutes boosting
Finish a race drifting and boosting
Race a total of 500 miles
Drift a total of 42Km
Take one Replay Screenshot
Own all the cars with all the unlocks in career mode
Win a race using no power-ups
Spend 10 minutes in the air
Own all the cars in the game in career mode
Finish the game in career mode
Buy all upgrades for a vehicle
Earn a total of 500000 credits
Unlock the 7th episode (S class vehicles)
Collect 100 coins
Win a race without drifting
Unlock the 5th episode (A class vehicles)
Step on 10 or more mines in an evade event and win
Use 250 power-ups
Unlock the 3rd episode (B class vehicles)
Finish 1st in a single player race
Finish the tutorial