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