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