Here is the full list of all 11 Sneaky Bears (EU) trophies - there are 7 bronze, 3 silver and 1 gold.
Complete Boss Mode.
Complete Bomb Mode 5.
Complete Fire Mode 5.
Complete Survival Mode 5.
Complete Bomb Mode 3.
Complete Bomb Mode 1.
Complete Fire Mode 3.
Complete Fire Mode 1.
Complete Survival Mode 3.
Complete Survival Mode 1.
Complete Training Mode.