Unlockables
How To Get Them All Diez Gentlemen
Each of the Diez Gentlemen can be acquired by starting a New Game+ while Mao is at at a certain level or above
| Beyond X | Level 64 |
| Bo Tie | Level 300 |
| Breezy Satina | Level 700 |
| Gorillian | Level 64 |
| Goro | Level 400 |
| Pauline | Level 600 |
| Prinny Mask | Level 64 |
| Se-to-oh | Level 500 |
| Shyrone | Level 64 |
Unlockable Cameo Characters
- Aramis - Clear Class World Command Attack with less than 100 commands
- Asagi - Beat extra map 4
- Axel - Beat extra map 6
- Laharl, Etna, and Flonne - Beat extra map 7
- Marona - Beat extra map 5
- Master Big Star - Beat extra map 1
- Pleinair - In Survival, get 7 Level Spheres and wish for the Mascot Character
- Prism Red - Beat extra map 3
- Salvatore - Beat extra map 2
Unlockable Classes
- Archer - Have a level 15 Valkyrie and Cleric
- Armored Knight - Have a level 15 Warrior and Martial Artist
- Beast Master - Have a level 15 Valkyrie and Fight Mistress
- Berserker - Have a level 40 Armored Knight and Beast Master
- Celestial Host - Beat the Item World Command Attack on any difficulty in under 145 commands
- Cheerleader - Have a level 25 Wiseman and Cleric
- Dragon - Defeat a Dragon in Item World or Class World
- Factory Desco - Unlock Desco, pass the, "Create a Final Boss?" bill as Mao
- Felynn - Defeat a Felynn in Item World or Class World
- Female Samurai - Have a level 35 Valkyrie and Archer
- Gunner - Have a level 15 Magician and Thief
- Gunslinger - Have a level 15 Witch and Thief
- Kunoichi - Have a level 30 Fight Mistress and Witch
- Magic Knight - Have a level 25 Warrior/Valkyrie and Magician/Witch
- Majin - Get the Normal or Good ending
- Masked Hero - Have a level 45 Thief and Gunner/Gunslinger
- Ninja - Have a level 30 Martial Artist and Magician
- Ranger - Have a level 15 Warrior and Clergy
- Samurai - Have a level 35 Warrior and Ranger
- Shaman - Have a level 25 Wiseman and Magician/Witch
- Wiseman - Having a level 20 Martial Artist/Fight Mistress and Magician/Witch
Unlockable Endings
- Almaz's Ending - Win stage 8-4 with Almaz alone and the battle after
- Human World Ending - Kill more then 99 allies and clear two alt. stages by stage 7-6
- Laharl's Ending - Go to homeroom and propose "Watch a New Ending" and clear the stage
- Mao's Ambition Ending - Clear stage 1-9 on 2nd or higher cycle before stage 4-4
- Normal Ending - Don't meet any other ending's requirement
- Raspberyl's Ending 1 - Lose against Raspberyl on stage 1-5
- Raspberyl's Ending 2 - Lose against Raspberyl on stage 2-1
- Super Hero Ending - Use Mao at Lv 500 or higher to defeat final boss
Codes
Accessing New Vita Content Early
Load up the game and highlight continue. Input Triangle, Square, Circle, Triangle, Square, Circle, X. If you do this right, then you will hear Maos voice. After this, start the game normally. You'll now find the Parallel Worlder at the bottom levels of the base under the stairs. After clearing the tutorial, talk to him and the new content will become available to you.
Trophies
A Single Step (Bronze) Welcome to Disgaea 3: Absence of Detention! We welcome new and returning players alike! Enjoy!
All-Pro Receiver (Bronze) Let's cross this continent!
Arcarnageologist (Gold) Reaching the 100th floor...in Carnage!
As the World Turns (Bronze) If it spins, it's only natural to want to spin it.
BGM Lover (Bronze) How 'bout buying some music for a change?
Call Me Nacho Cinco! (Bronze) We're going to outer space, baby!
Ch.1 Netherworld Honor Student Complete (Bronze) I am indeed the No.1 Honor Student!
Ch.2 Mao's Heart Complete (Bronze) I was supposed to pour salt and pepper on it, instead of hot sauce!
Ch.3 The Freshmen Leader! Complete (Bronze) Boss! Boss! Boss!
Ch.4 Almaz the Hero Complete (Bronze) Babuu.
Ch.5 Grand War Complete (Bronze) Hot Hot Sensitive Tongue Slash! Kiiiiiaaaaahhhhh!
Ch.6 The Reckoning Complete (Bronze) Hmhmhm.
Ch.7 An Eye for an Eye Complete (Bronze) Gimme an autograph later!
Combo No. 255 (Bronze) I won't stop hitting until you stop getting up.
Commando King (Bronze) Now you're the Class World King!
Cross Fists as Friends (Bronze) It's a story about a friendship born through fisticuffs.
Demon King: Have It Your Way (Bronze) Force your will on them, like the demon your are!
Eryngi Baal Slayer (Bronze) I'm not going to get my "a" back?
Finale Complete (Bronze) I will...become the Overlord!
Finger Flicking Good (Bronze) Mooove! My fingers are on fire!!!
First Setback (Bronze) That was just a warm. Now I'm ready to go!
Giga Damage! (Bronze) More training! You can do more!
Gotcha! (Bronze) Yay! You got a new ally!
Hardcore Gamer! (Bronze) Thanks for playing! But we suggest you take a break.
Hop, Step, Jump (Bronze) Isn't jumping sooo much fun?
I Got Gummed... (Bronze) Why me...?
I Had an Axeldent! (Bronze) Axel never stops working! Even in the Item World!
It's Da Bomb! (Bronze) Playing with bombs in Homeroom? You're quite an honor student.
Item Spelunker (Bronze) Congratulations on reaching the 100th floor! You're on the right track to become a hardcore player!
IWCA Flyweight Champion (Bronze) You are the Item World Champ!
Kneel Before Cat God! (Bronze) *blush* Oh, you can stand, meow.
Magichangician (Bronze) Transform! Yeah!
Majin Academy Complete (Bronze) I shall take over this Academy!
Master of the Chain (Bronze) Do massive chains!
Use your brain to the max! Mega Damage! (Bronze)
You gotta train! For starters, a million damage! Omni Bonus! (Bronze)
It's only natural for a demon to take everything.
PE Teacher Destroyer (Silver) It's always been a dream to defeat a PE teacher...
Platinum Trophy (Platinum) Congratulations on getting all the trophies!
Playing Favorites (Bronze) Aren't you happy to be surrounded by your favorite characters?
Puzzle Master (Bronze) Erase everything! Train that brain!
Raspberyl Version Complete (Bronze) You all graduate, today!
Reverse Pirates! Everything is Mine! (Gold) Reverse Pirates, yeah! Nothing is left in our wake...
Reverse Pirates! I Shall Take Your Innocents! (Silver) Reverse Pirates, yeah! We're taking all the Innocents with us!
Reverse Pirates! Your Treasure is Mine! (Bronze) Reverse Pirates, yeah! All that treasure's just for me!
Shopping Spree (Bronze) As a proud demon, I'll buy everything at the store!
Shut Up Already! (Bronze) I'll never stop talking!
Super Honor Student (Bronze) The HQ at this school is truly amazing.
Survival Class: Passed (Bronze) You truly are the Survival Master!
Tera Damage! (Silver) Even more training! Good job!
The Shamshank Redemon (Bronze) I'm just testing your loyalty.
The Towertastic Ten (Bronze) This is the epitome of a tower!
Treasure Hunter (Bronze) Don't your legs feel stronger from all that jumping?
Trophy Shopper (Bronze) I've been waiting for you in this Mystery Room!
