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