Here is the full list of all 31 Dark Cloud 2 trophies - there are 9 bronze, 17 silver, 4 gold and 1 platinum.
Collect all trophies.
Defeat the Dark Genie.
Earn all medals in every chapter.
Evolve a monster into its final form.
Invent every possible object.
Defeat the Dark Element.
Use a Name-Change Ticket to change the name of a weapon.
Build Up to Monica's Island King and Five Star Armlet weapons.
Build Up to Max's LEGEND and Supernova weapons.
Fulfill 100% of the requirements for every Georama.
Obtain every Monster Transformation Badge.
Reach photography level eight.
Win the Finny Frenzy Master Class.
Complete Chapter Six.
Catch a Baron Garayan.
Acquire Steve the Ridepod's Master Grade Core.
Complete Chapter Five.
Recruit all possible companions to join your party.
Complete Chapter Four.
Complete Chapter Three.
Breed a pair of fish.
Close a time distortion in a game of Spheda.
Complete Chapter Two.
Transform Monica into a monster.
Defeat 200 enemies without dying.
Recruit a companion to join your party.
Purchase an upgrade for Steve the Ridepod.
Complete Chapter One.
Create your first invention.
Synthesize a weapon.
Escape the circus tent.