Here is the full list of all 24 The Last Guardian trophies - there are 9 bronze, 7 silver, 7 gold and 1 platinum.
Collect all other trophies.
Hear every hint.
Make Trico put his head in every hole.
Give Trico every single barrel.
Paint Trico's entire body.
Collect all of the boy's costumes and equip them.
Reach the end of the game without a game over.
Cling onto a suit of armor's back for 30 seconds or longer.
Catch Trico...in the act.
Have Trico defeat 20 or more suits of armor while they are carrying the boy.
Have Trico catch a thrown barrel in mid-air 20 times or more.
Hit suits of armor with 20 or more barrels or pots.
Reach the end of the game in 5 hours or less.
Play the game all the way to the end.
Reach the end of the game in 30 hours or less.
Remove all spears from Trico as quickly as possible.
Reach the end of the game in 15 hours or less.
Touch all enemy beasts.
Defeat 10 or more suits of armor by removing their heads.
Defeat 20 or more suits of armor with Trico's lightning.
Land on Trico's back after being propelled upwards from a cart.
Saved from falling by Trico's tail 10 or more times.
Avoid Trico for 3 minutes or longer when he goes wild in an antenna room.
Move 10 meters or more while carrying 2 or more stacked barrels.