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 Beginner.
Clear Final Mix.
Obtain all gummi ship blueprints.
Shoot down over 2,500 enemies with your gummi ship.
Clear gummi ship mission 3.
Obtain all shields.
Get Sora to Level 100.
Obtain all staves.
Synthesize all items.
Obtain all Keyblades.
Synthesize 30 types of items.
Collect all Jiminy's Journal entries.
Collect all Mini-game entries in Jiminy's Journal.
Collect all Character entries in Jiminy's Journal.
Collect all Ansem Reports in Jiminy's Journal.
Defeat the Mysterious Man in Hollow Bastion.
Defeat Sephiroth in the Platinum Match at Olympus Coliseum.
Defeat the Ice Titan in the Gold Match at Olympus Coliseum.
Defeat the Phantom at the Clock Tower.
Defeat Kurt Zisa in Agrabah.
Synthesize 15 types of items.
Complete any time trial challenge.
Win the Hades Cup.
Collect all Story entries in Jiminy's Journal.
Seal the keyhole in 100 Acre Wood.
Collect all 101 Dalmatian entries in Jiminy's Journal.
Collect all Trinity List entries in Jiminy's Journal.
Defeat over 2,000 Heartless.
Complete any solo challenge.
Clear gummi ship mission 2.
Seal the keyhole in Olympus Coliseum.
Win the Hercules Cup.
Seal the keyhole in Halloween Town.
Clear all gummi ship routes.
Clear the game without using a continue.
Clear Final Mix on Proud.
Defeat the World of Chaos in the End of the World within 15 hours.
Seal the keyhole in Hollow Bastion.
Obtain over 10,000 Munny.
Open 100 treasure chests.
Obtain the Oathkeeper Keyblade.
Seal the keyhole in Never Land.
Seal the keyhole in Atlantica.
Win the Pegasus Cup.
Escape from Monstro.
Win the Phil Cup.
Synthesize 3 types of items.
Synthesize an item for the first time.
Seal the keyhole in Agrabah.
Modify a gummi ship and update the data.
Seal the keyhole in Traverse Town.
Seal the keyhole in Deep Jungle.
Clear gummi ship mission 1.
Seal the keyhole in Wonderland.