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