Here is the full list of all 34 Final Fantasy X HD Remaster trophies - there are 20 bronze, 8 silver, 5 gold and 1 platinum.
Steal successfully with Rikku 200 times
Defeat Penance
View the "Underwater Date" scene
Deal 99999 damage with one attack
All party members come together
Win a blitzball match
Do 9999 damage or more in a single attack
Learn the Jecht shot
Find 1 Al Bhed Primer
Clear the Besaid Cloister of Trials
Obtain all available trophies
Win a blitzball tournament
Pass all chocobo training
Defeat Yunalesca
Defeat Seymour Omnis
Dodge 200 lightning strikes and obtain the reward
Obtain Anima
Obtain Yojimbo
Obtain Magus Sisters
Buy every sphere at the Luca Theater
Win a race with a catcher chocobo with a total time of 0:0:0
Spend 100,000 gil or more in bribes
Obtain all Jecht Spheres
Get 5 treasure chests during the Chocobo Race at Remiem Temple and win the race
Complete a Sphere Grid for one character
Unlock all slot reels
Learn to use all enemy abilities
Obtain all Aeons
Obtain all Celestial Weapons
Find all 26 Al Bhed Primers
Complete the Sphere Grids for all main characters
Defeat Nemesis
Defeat Yu Yevon
View "Eternal Calm"