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