Here is the full list of all 10 HeroCade trophies - there are 10 silver.
5,000 points in 1 run
5,000 credits earned (lifetime)
Earn 3,500 points in 1 run
Collect 4 eyes (lifetime)
12 stars earned (lifetime)
15,000 meters in 1 run
2,500 points in 1 run
Sit through the whole experience
25,000 credits earned (lifetime)
Discover the Cavern