Complete all of the following tasks to unlock a preview of the next game in the series. Complete the Final Episode in Standard, Critical, and Proud modes and have a 100% Reports section completion in Standard mode. The preview will appear at the end of the game.
Fight against Lingering Spirit Vanitas
Successfully complete Final Story. You can face Lingering Spirit Vanitas during Terra, Ventus and Aqua's Story.
Fight against Mysterious Figure
Defeat Lingering Spirit Vanitas at Keyblade Graveyard during Terra, Ventus and Aqua's Story.
Final Chapter
Collect all Xehanort reports as every character, then complete all three Story modes.
Gaining abilities
Abilities such as Last chance, Combo Boost and HP Boost can be obtained through Command Fusion. You must combine two commands and add a item which will give the command an ability to learn. For example, if you combine Cura and Cura, and also add a Rise Crystal, the result will be a Curaga command with the ability "Air Combo Boost". Once you master this Curaga command, the ability "Air Combo Boost" will still be available even if you unequip the command.
Mastering D-links
To level D-links, you must first use it and kill enemies until a star-shaped item is dropped. Two of these are required to completely master a D-link.
Strongest Shoot-Lock for each character
To unlock the strongest Shoot-Lock with any character, you must complete the level 20 battle arena called "Arena's Ruler". The Shoot-lock will be available in your inventory afterwards.
Strongest Shotlock
Reach level 29 in Mirage Arena and it will be in your inventory.
Trinity Archives option
Successfully complete Story mode.
Trinity Archives trophies
Complete the indicated task to unlock the corresponding trophy in the "Trinity Archives" menu.
Trophy
How to unlock
Arena Sweeper
Complete every quest.
Clockwork
Play 80 hours or more.
Dairy Devotee
Activate Frozen Fortune thirty times.
In the Munny
Have 33,333 munny.
Keyslinger
Take out 9,999 Unversed.
One Down
Complete one character's story.
Power Walker
Take 99,999 steps.
Trinity Trophy
Complete all the stories in Proud mode or better.
Ultima Weapon
Reach level 30 in Mirage Arena and complete the final arena challenge, Arena's Ruler. Once completed, Ultima Weapon will be in your inventory.
Xehanort's Reports locations
Search the indicated location to find the corresponding report.
Report number
Character
Location
Xehanort's Letter
Ventus
Complete Land of Departure
Report 1
Ventus
In a chest located in Deep Space, Sortie Deck
Report 2
Terra
Complete Radiant Garden
Report 3
Aqua
In a chest in Merlin's house, Radiant Garden
Report 4
Aqua
Complete the Mysterious Tower
Report 5
Terra
Complete the Prison Guard Challenge in the Mirage Arena
Report 6
Aqua
Complete Enchanted Dominion
Report 7
Aqua
Complete Aqua's Story
Report 8
Terra
Complete the Land of Departure, which is done near the end of the story
Report 9
Ventus
Automatically obtained during an event at Disney Town
Report 10
Ventus
Complete Ventus' Story
Report 11
Terra
Complete Terra's Story
Report 12
Ventus
In a chest at the Keyblade Graveyard, in an empty area behind the starting spawn point
