Final Fantasy XIII-2 Cheats

Obsidian Medal (Bronze): Defeated a powerful enemy with perfect execution.
Past Gazer (Bronze): Visited the place where the saviors of the past dream in crystal.
Promise Keeper (Bronze): Turned your back on empty dreams and joined the battle to save mankind.
Quick Draw (Bronze): Performed a significant number of preemptive strikes.
Saddle Sore (Bronze): Went the distance on chocobo-back.
Scarlet Medal (Bronze): Defeated a powerful enemy with graceful poise.
Serendipitous (Bronze): Amassed a fortune in casino coins.
Sooth Seeker (Bronze): Prepared to face a test of your determination in the rift where hidden truths slumber.
Staggering (Bronze): Staggered a significant number of enemies.
Strategist (Bronze): Performed a multitude of paradigm shifts.
Supreme Being (Silver): Fully developed all abilities.
Threat Facer (Bronze): Acknowledged the threat facing the world, and decided to fight back.
Time Traveler (Bronze): Left behind a normal life, and began a journey through time.
Trigger Finger (Silver): Obtained five Cinematic Bonus rewards.
Wild Thing (Bronze): Successfully used Feral Link abilities a significant number of times.

XMB Theme(s)
XMB Theme(s)

Lightnng XMB Theme: Have a FFXIII Game Save
Noel Kreiss XMB Theme: Get 5 star rating on final boss

Fragment Skills
Here is the list of all 14 Fragment skills and its effects you can unlock by completing certain quests, finding specific fragments in certain timelines or by simply playing through the game.

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