Here is the full list of all 51 KINGDOM HEARTS II FINAL MIX trophies - there are 40 bronze, 8 silver, 2 gold and 1 platinum.
Collect all Heartless entries in Jiminy's Journal.
Satisfy every member of Mushroom XIII.
Collect all Minigame entries in Jiminy's Journal.
Clear game on Critical.
Clear game on Proud Mode or a higher difficulty level.
Clear the game and watch the ending sequence.
Collect all Limit entries in Jiminy's Journal.
Obtain all blueprints.
Obtain an S rank on a gummi ship EX mission for all routes.
Obtain 5,000 points with skateboard tricks.
Win the Titan Paradox Cup.
Obtain an S rank on a gummi ship mission for all routes.
Complete all Puzzles in Jiminy's Journal.
Collect all Maps in Jiminy's Journal.
Get Sora to Level 99.
Activate Antiform 13 times.
Win the Cerberus Paradox Cup.
Win the Pain and Panic Paradox Cup.
Win the Goddess of Fate Cup.
Win the Titan Cup.
Collect all Ansem Reports in Jiminy's Journal.
Get rescued by the King.
Collect all Nobody entries in Jiminy's Journal.
Reunite with Riku and Kairi.
Complete the Twilight Town episodes.
Complete the Space Paranoids episodes.
Complete the Atlantica episodes.
Complete the Pride Lands episodes.
Complete the Halloween Town episodes.
Complete the Olympus Coliseum episodes.
Win the Cerberus Cup.
Complete the Beast's Castle episodes.
Complete the 100 Acre Wood episode.
Complete the Agrabah episodes.
Complete the Land of Dragons episodes.
Complete the Port Royal episodes.
Win the Pain and Panic Cup.
Obtain an S rank on a gummi ship mission.
Complete the Timeless River episode.
Complete Roxas's episode.
Win by obtaining all of the opponent's orbs.
Obtain all trophies.
Defeat the Lingering Will.
Defeat Sephiroth.
Defeat all Organization XIII Replica Data.
Win the Hades Paradox Cup.
Collect all Character entries in Jiminy's Journal.
Collect all Treasures in Jiminy's Journal.
Collect all Mission entries in Jiminy's Journal.
Collect all Synthesis Note entries in Jiminy's Journal.
Collect all Character Link entries in Jiminy's Journal.