Here is the full list of all 22 Car Demolition Clicker trophies - there are 9 bronze, 4 silver, 8 gold and 1 platinum.
Obtain all trophies
Destroy your first car
Fill all drone slots
Buy a 2-gun drone
Buy a 3-gun drone
Buy a 4-gun drone
Destroy a neon sign
Visit construction site stage
Visit gas station stage
Visit proving grounds stage
Visit ice cave stage
Hold 10 milion $
Use reset option
Use a perk
Buy final weapon
Buy final drone
Collect 1000 faction points
Unlock Observers faction
Collect 50 faction points for "The Mob" faction
Collect 50 faction points for "Lab Rats" faction
Collect 50 faction points for "Observers" faction
Beat Darkside Truck