Here is the full list of all 44 Trials of Mana trophies - there are 28 bronze, 12 silver, 3 gold and 1 platinum.
Obtain all trophies.
Become a master cleric.
Become a master thief.
Play through with all six characters.
Complete Charlotte's story.
Complete Hawkeye's story.
Defeat Archdemon.
Defeat Anise on hard.
Learn all abilities as any character.
Become a master guard.
Learn 20 abilities as any character.
Complete Riesz's story.
Defeat Dark Lich.
Accumulate at least 500,000 lucre.
Max out magic pot level.
Purchase nitromyte for the listed price.
Defeat Black Rabite.
Stop the end of the world.
Become a master fighter.
Become a master magician.
Become a master swordsman.
Find Li'l Cactus in all possible areas.
Complete Duran's story.
Complete Angela's story.
Complete Kevin's story.
Complete Chapter 6.
Defeat Mondoragon.
Complete Chapter 5.
Open 200 treasure boxes.
Accumulate at least 100,000 lucre.
Complete Chapter 4.
First ride on Flammie.
Complete Chapter 3.
Complete Chapter 2.
First ride on Vuscav.
Open 100 treasure boxes.
First class switch.
Complete Chapter 1.
First cannon ride.
First encounter with Li'l Cactus.
First time learning a chain ability from an unexpected acquaintance.
First time learning a companion's chain ability.
First time planting a seed.
First time learning an ability.