Here is the full list of all 54 Disgaea 3: Absence of Detention (EU) trophies - there are 48 bronze, 2 silver, 3 gold and 1 platinum.
- Platinum Trophy
Congratulations on getting all the trophies!
- Item Spelunker
Congratulations on reaching the 100th floor! You're on the right track to become a hardcore player!
- Trophy Shopper
I've been waiting for you in this Mystery Room!
- Arcarnageologist
Reaching the 100th floor...in Carnage!
- A Single Step
Welcome to Disgaea 3: Absence of Detention!
We welcome new and returning players alike! Enjoy!
- Ch.1 Netherworld Honor Student Complete
I am indeed the No.1 Honor Student!
- Ch.2 Mao's Heart Complete
I was supposed to pour salt and pepper on it, instead of hot sauce!
- Ch.3 The Freshmen Leader! Complete
Boss! Boss! Boss!
- Ch.4 Almaz the Hero Complete
Babuu.
- Ch.5 Grand War Complete
Hot Hot Sensitive Tongue Slash! Kiiiiiaaaaahhhhh!
- Ch.6 The Reckoning Complete
Hmhmhm.
- Ch.7 An Eye for an Eye Complete
Gimme an autograph later!
- Finale Complete
I will...become the Overlord!
- Raspberyl Version Complete
You all graduate, today!
- Majin Academy Complete
I shall take over this Academy!
- Eryngi Baal Slayer
I'm not going to get my "a" back?
- PE Teacher Destroyer
It's always been a dream to defeat a PE teacher...
- Shut Up Already!
I'll never stop talking!
- Finger Flicking Good
Mooove! My fingers are on fire!!!
- Shopping Spree
As a proud demon, I'll buy everything at the store!
- First Setback
That was just a warm. Now I'm ready to go!
- Super Honor Student
The HQ at this school is truly amazing.
- BGM Lover
How 'bout buying some music for a change?
- IWCA Flyweight Champion
You are the Item World Champ!
- Commando King
Now you're the Class World King!
- Survival Class: Passed
You truly are the Survival Master!
- Omni Bonus!
It's only natural for a demon to take everything.
- As the World Turns
If it spins, it's only natural to want to spin it.
- It's Da Bomb!
Playing with bombs in Homeroom? You're quite an honor student.
- The Shamshank Redemon
I'm just testing your loyalty.
- Playing Favorites
Aren't you happy to be surrounded by your favorite characters?
- Treasure Hunter
Don't your legs feel stronger from all that jumping?
- Kneel Before Cat God!
*blush* Oh, you can stand, meow.
- Reverse Pirates! Your Treasure is Mine!
Reverse Pirates, yeah! All that treasure's just for me!
- Reverse Pirates! I Shall Take Your Innocents!
Reverse Pirates, yeah! We're taking all the Innocents with us!
- Reverse Pirates! Everything is Mine!
Reverse Pirates, yeah! Nothing is left in our wake...
- Mega Damage!
You gotta train! For starters, a million damage!
- Giga Damage!
More training! You can do more!
- Tera Damage!
Even more training! Good job!
- Cross Fists as Friends
It's a story about a friendship born through fisticuffs.
- Puzzle Master
Erase everything! Train that brain!
- Master of the Chain
Do massive chains! Use your brain to the max!
- Hardcore Gamer!
Thanks for playing! But we suggest you take a break.
- I Got Gummed...
Why me...?
- 10 Piece Combo Meal
Destroy your enemies with evil teamwork!
- Hop, Step, Jump
Isn't jumping sooo much fun?
- The Towertastic Ten
This is the epitome of a tower!
- I Had an Axeldent!
Axel never stops working! Even in the Item World!
- Demon King: Have It Your Way
Force your will on them, like the demon your are!
- Combo No. 255
I won't stop hitting until you stop getting up.
- Gotcha!
Yay! You got a new ally!
- Magichangician
Transform! Yeah!
- All-Pro Receiver
Let's cross this continent!
- Call Me Nacho Cinco!
We're going to outer space, baby!