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