Here is the full list of all 11 Dogchild (EU) trophies - there are 5 bronze, 5 silver and 1 gold.
Collect the cards of all characters
Find all diary pages
Achieve the goals to complete the world
Make a combo that hits 4 enemies
Throw the ball through the swing from level 1
Throw the ball at 10 street lights in the city and turn off the light