Here is the full list of all 46 Kingdom Hearts Birth by Sleep FINAL MIX trophies - there are 32 bronze, 11 silver, 2 gold and 1 platinum.
Complete all one-star missions in the Mirage Arena.
Complete the final episode.
Clear Aqua's story mode.
Collect all Secret Reports.
Unleash Break Time with Aqua.
Clear the Destiny Islands episode of Aqua's story.
Clear the Radiant Garden episode of Aqua's story.
Clear Ventus's story mode.
Clear the Mysterious Tower episode of Ventus's story.
Unleash Break Time with Ventus.
Clear the Disney Town episode of Ventus's story.
Clear the Badlands episode of Ventus's story.
Clear Terra's story mode.
Complete all two-star missions in the Mirage Arena.
Clear the Destiny Islands episode of Terra's story.
Clear the Disney Town episode of Terra's story.
Use Shotlock 50 times.
Clear the Mysterious Tower episode of Terra's story.
Clear the prologue, "The Land of Departure."
Obtain all trophies.
Clear game on Critical.
Complete the secret episode.
Defeat the Vanitas Remnant.
Defeat the Unknown.
Defeat No Heart.
Defeat Armor of Eraqus.
Complete all Unversed battle missions with the highest rank.
Collect all stickers.
Complete Reports with Terra.
Complete Reports with Ventus.
Complete Reports with Aqua.
Use the Pete D-Link 10 times.
Use the Rhythm Mixer Command Style 20 times.
Learn all of Terra's Finish Commands.
Learn all of Ventus's Finish Commands.
Learn all of Aqua's Finish Commands.
Unleash Break Time with Terra.
Create all flavors of ice cream.
Win each playable Command Board.
Obtain a Fantastic rating for each song in Ice Cream Beat Master Mode.
Finish first in all Rumble Racing courses.
Beat all opponents in Fruitball.
Complete all three-star missions in the Mirage Arena.
Complete all four-star missions in the Mirage Arena.
Win the Keepers of the Arena battle in the Mirage Arena.
Win the Villains' Vendetta battle in the Mirage Arena.