Collect all 160 fragments and activate the Paradox Scope. Then, repeat the final boss battles in Academia (500AF) to view a secret ending after the credits roll.
Unlockable Fragment Skills:
Unlock the following fragment skills by performing the corresponding tasks:
FRAGMENT SKILLS - HOW TO UNLOCK
Anti-grav Jump - Defies gravity and lets you jump further (Hold O/B button)
Bargain Hunter - You can buy items from shops for 25% less gil (Affects Serendipity coin prices as well)
Battlemania - Increases the odds to encounter rare enemies on the field
Chocobo Music - Lets you choose between a variety of Chocobo songs while riding the Chocobo
Clock Master - Lets you manipulate the overall game speed between High Speed and Low Speed
Encounter Master - Changes the enemy encounter rate to frequent or less frequent
Eyes of the Goddess - During Event Scenes you have control over the camera (Use R3 to control camera)
Field Killer - Defeats enemies instantly on the field
Haggler - You can sell items to shops for 10% more gil
Mobile Mog - Lets Mog return to your side faster after throwing him
Mog's Manifestation - Improved Moogle Throw which enables you to find always treasure where no treasure can be seen
Monster Collector - Increases the odds to obtain a Monster Crystal from battles
Paradox Scope - Invoke a paradox to explore new potential histories to challenge history's new possibilties (Required to obtain some fragments and the Secret Ending)
Rolling in CP - Earn more CP from battles.
Unlockable XMB Themes:
Unlock the following XMB Themes by performing the corresponding tasks:
THEME - HOW TO UNLOCK
Lightnng XMB Theme - Have a FFXIII Game Save
Noel Kreiss XMB Theme - Get 5 star rating on final boss
Improved Moggle Throw Monster Crystals:
Reach Serendipity for the first time and speak to Mystic to get Mog's Manifestation, which improves your Moggle's Throw and Haggler skill. Unlock the following unique monster crystals by performing the corresponding tasks:
MONSTER CRYSTAL - HOW TO UNLOCK
Cactuarama (A Dying World 700) - Throw Mog into a position close to Chocolina in the Black Sands Zone.
Cactuarina (New Bodhum 003AF) - Throw Mog into the crater beneath the gate in the Meteorite Impact Site Area.
Chichu (Archylte Steppe ???AF) - Throw Mog into the patch of red flowers close to the Cactuar Waystone on The Plains Of Eternity.
Leyak (Sunleth Waterscape 300AF) - Hurl Mog at the two Miniflan while riding the giant beast in the Anime Trail Area.
Nanochu (Archylte Steppe ???AF) - Throw Mog onto the small island at the center of the Clearwater Marshes.
Rangda (New Bodhum 003AF) - Throw Mog into the ocean from the pier east of the NORA house.
Silver Chocobo (Academia 4XXAF) - Throw Mog onto the platform beneath the holographic projection of Cocoon.
Cerulean Medal - Defeated a powerful enemy with valiant skill.
Choco-boco-holic - Spent a fortune at shops.
Clock Stopper - Responded swiftly to the appearance of enemies.
Early Riser - Accepted a new fate in a world where everything has changed.
Future Espier - Visited the place where clues to the future lie waiting to be discovered.
No Retreat - Fought a significant number of battles without using the "Retry" option.
Obsidian Medal - Defeated a powerful enemy with perfect execution.
Past Gazer - Visited the place where the saviors of the past dream in crystal.
Promise Keeper - Turned your back on empty dreams and joined the battle to save mankind.
Quick Draw - Performed a significant number of preemptive strikes.
Saddle Sore - Went the distance on chocobo-back.
Scarlet Medal - Defeated a powerful enemy with graceful poise.
Serendipitous - Amassed a fortune in casino coins.
Sooth Seeker - Prepared to face a test of your determination in the rift where hidden truths slumber.
Staggering - Staggered a significant number of enemies.
Strategist - Performed a multitude of paradigm shifts.
Threat Facer - Acknowledged the threat facing the world, and decided to fight back.
Time Traveler - Left behind a normal life, and began a journey through time.
Wild Thing - Successfully used Feral Link abilities a significant number of times.
Anomalous - Witnessed every possible Paradox Ending.
Big Game Hunter - Defeated every worthy opponent.
Budding Hunter - Defeated an army's worth of enemies.
Fragmented - Completed an entire fragment category.
Supreme Being - Fully developed all abilities.
Trigger Finger - Obtained five Cinematic Bonus rewards.
Beast Tamer - Befriended a most unfriendly monster.
Chronosavior - Obtained the highest possible result in the battle to determine the fate of the world.
Defragmented - Completed every fragment category.
Epic Finisher - Followed the story to its conclusion.
Fair Fighter - Defeated a powerful enemy on equal terms.
Giant's Fist - Dealt 99,999 damage with a single attack.
Master of Time - Earn all Bronze, Silver, and Gold trophies.