Here is the full list of all 51 Disgaea 4: A Promise Unforgotten (EU) trophies - there are 42 bronze, 5 silver, 3 gold and 1 platinum.
- Unanimously Elected
Complete all other trophies.
You have obtained all the trophies.
- Biggus Stickus
Inflict 10,000,000,000 damage.
- Evildoer of the Year
Unlock all Evil Symbols.
- Items Roadshow
Collect all items (excluding grades).
Now aim for completing all the grades, too!
- Pimp My Ship
Collect all of the Pirate Ship parts.
- Intelligence Director
All ranks of all job and monster classes can be created through Character Creation.
- Special Stalker
Watch all of the special skills.
- X-tra-Dimension-al Conquistador
Clear all of the X-Dimension maps.
- Roaring Pringer Bringer Downer
Defeat Pringer X: Roar in the Land of Carnage.
- This is Disgaea 4!
Watch the opening anime.
Enjoy Disgaea 4!
- New Party Established
Clear up to Episode 3 in the main story.
- E Pluribus Netherum
Clear up to Episode 7 in the main story.
- The End of the Beginning
Clear the main game and unlock the Post-Game.
- Carnage in the Streets
Visit the Land of Carnage.
- Fenrich's Mission
Watch Fenrich's epilogue.
- The Melancholy of Fuka Kazamatsuri
Watch Fuka's epilogue.
- Desco's New Purpose
Watch Desco's epilogue.
- Vote for Emizel
Watch Emizel's epilogue.
- Of Promises Past
Watch Artina's epilogue.
- Fight the God Fight
Defeat God (self-proclaimed) and watch the ending.
- Party On, Axel
Defeat Axel in the Post-Game and make him an ally.
- Party On, Archangel Flonne
Defeat Archangel Flonne in the Post-Game and make her an ally.
- Party On, Beryl
Defeat Raspberyl in the Post-Game and make her an ally.
- Party On, Etna
Defeat Etna in the Post-Game and make her an ally.
- Party On, Laharl
Defeat Laharl in the Post-Game and make him an ally.
- Party On, Asagi
Defeat Asagi in the Post-Game and make her an ally.
- Party On, Prinny Kurtis
Defeat Prinny Kurtis in the Post-Game and make him an ally.
- Party On, Zetta
Defeat Zetta in the Post-Game and make him an ally.
- Viva Sprites!
Fight five battles with the "Classic" display option.
Pixels still rock!
- Baby's First Reincarnation
Reincarnate for the first time.
- Snare Bear Stare
Throw and capture an enemy character in the base panel.
- Success Comes From Failure
Get a Game Over from having your party get defeated.
- Collateral Damage
Defeat an ally character.
- Treasure Hunter
Open 100 treasure chests.
- Lead-Tongued Tyrant
Persuade by force three times.
Demons should always resort to violence!
- Step Back and Watch the Fireworks
Explode ten Prinnies in a row.
- The Power of Creation Compels You
Conduct your first Map Edit.
- Pirate Is As Pirate Does
Conduct your first Reverse Pirating.
- Scavenger Hunt Champion of the Netherworld!
Open all chests at the base from Episode 1 to Post-Game.
- How's That Item World Coming Along?
Clear 30 floors in the Item World.
- Hangin' at the Quick Yield
Max out the Rosen Queen Company customer level.
- Phantom Thief
Steal 10 Rare and/or Legendary items.
- Damages With Wolves
Inflict 100,000 damage.
- Axel Statue Down!
Accidentally destroy Axel's statue in the Mystery Room.
- Bottom of the 9999th!
Train an ally up to LV 9999.
- Master Crafter
Increase an item up to LV 300.
- Dominatrix Lovin'
Enforce discipline 100 times.
- Timid Timmy
Cancel 1,000 battle actions.
- Lobbyist Hobbyist
Give 50 bribes.
- Scrooge the Pooge
Get over 100,000,000 HL.
- Pirate Ninja
Defeat 100 Pirate Crew members in the Item World.