Here is the full list of all 21 Donut County (EU) trophies - there are 7 bronze, 5 silver, 8 gold and 1 platinum.
Bring everyone back from underground.
Win the boss fight.
Lose the boss fight.
Destroy Trash King's monitor.
Hack into the mainframe.
Destroy Raccoon Lagoon.
Destroy the donut shop.
Stock up on gamer fuel.
Release the hot air balloon.
Unlock all trophies.
Complete the Trashopedia.
Set Pepper's trailer on fire.
Quack 100 times.
Break 3 dozen eggs.
Finish Gecko Park without collecting the radio.
Complete the boss fight without taking damage.
Destroy Trash King's monument.
Make Chef's secret soup recipe.
Fly through the donut hole.
Find Trash King's secret getaway vehicle.
Break into the vault at Raccoon HQ.