Here is the full list of all 13 Castle Crashers trophies - there are 9 bronze, 3 silver and 1 gold.
Win 40 Arena Ranked Matches.
Collect all 4 princesses' kisses in a multiplayer game.
Complete Insane mode and become the ultimate Castle Crasher.
In a 4 player game, resuscitate each of your fallen comrades at least once.
Collect all the animal orbs.
Complete the game using any character.
Reach 20 hits in a single Volleyball rally.
Complete the Home Castle through the Barbarian Boss areas without attacking any foes.
Navigate the Abandoned Mill without hitting any obstacles.
Find and dig up 10 buried items.
Using a catapult, fling a knight with maximum power.
Defeat any boss by playing one of his own minions.
Defeat any boss without using any magic.