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