Here is the full list of all 56 KINGDOM HEARTS FINAL MIX trophies - there are 49 bronze, 4 silver, 2 gold and 1 platinum.
Obtain all trophies.
Clear gummi ship mission 3.
Obtain 30 or more gummi ship blueprints.
Clear gummi ship mission 2.
Shoot down over 2,500 enemies with your gummi ship.
Obtain all shields.
Obtain all staves.
Collect all Jiminy's Journal entries.
Collect all Mini-game entries in Jiminy's Journal.
Collect all Ansem Reports in Jiminy's Journal.
Collect all Character entries in Jiminy's Journal.
Defeat Sephiroth in the Platinum Match at Olympus Coliseum.
Obtain all Keyblades.
Defeat Kurt Zisa in Agrabah.
Defeat the Phantom at the Clock Tower.
Defeat the Mysterious Man in Hollow Bastion.
Get Sora to Level 100.
Collect all Trinity List entries in Jiminy's Journal.
Synthesize all items.
Complete any time trial challenge.
Complete any solo challenge.
Synthesize 30 types of items.
Defeat the Ice Titan in the Gold Match at Olympus Coliseum.
Collect all Story entries in Jiminy's Journal.
Win the Hades Cup.
Clear Final Mix on Proud.
Clear game on Final Mix or a higher difficulty level.
Clear all gummi ship routes.
Synthesize 15 types of items.
Collect all 101 Dalmatian entries in Jiminy's Journal.
Obtain over 10,000 Munny.
Seal the keyhole in 100 Acre Wood.
Open 100 treasure chests.
Defeat over 2,000 Heartless.
Seal the keyhole in Atlantica.
Synthesize 3 types of items.
Synthesize an item for the first time.
Seal the keyhole in Olympus Coliseum.
Clear the game without changing equipment.
Clear the game without using a continue.
Clear game on Final Mix: Beginner or a higher difficulty level.
Defeat the World of Chaos in the End of the World within 15 hours.
Win the Hercules Cup.
Win the Pegasus Cup.
Win the Phil Cup.
Seal the keyhole in Hollow Bastion.
Obtain the Oathkeeper Keyblade.
Seal the keyhole in NeverLand.
Seal the keyhole in Halloween Town.
Escape from Monstro.
Seal the keyhole in Agrabah.
Seal the keyhole in Traverse Town.
Modify a gummi ship and update the data.
Clear gummi ship mission 1.
Seal the keyhole in Deep Jungle.
Seal the keyhole in Wonderland.