Coliseum ( Final Fantasy XIII - 2 ) The Coliseum is a battle arena in " Final Fantasy XIII - 2 " located in the Void Beyond , and is where those from distant past battle without end until the Day of Reckoning . The Coliseum contains many of the downloadable content battles featured in the game . The Graviton Core s document that Snow Villiers is trying to find the Coliseum to become stronger , as seen in the DLC scenario , . Once the Hope ' s Message fragment is obtained from New Bodhum 700 AF , a treasure box can be opened to reveal a wealth of high level monster materials . Datalog . " In a lost corner of the Void Beyond , there is a place where mighty souls gather . It is a testing ground for powerful warriors from every age and every reality , who come to pit their fighting skills against one another . On the Day of Reckoning , it is said these combatants will join the battle to end all battles . " " Only one law governs the Coliseum — the weak serve the strong . The one that stands triumphant in this arena commands unswerving loyalty from the rest . " Story . " Final Fantasy XIII - 2 Fragments After " . Snow smuggles the fal ' Cie Cactuar onto a Cocoon transport , but the ship is attacked and the two draw the monsters away . They are caught in an incomplete Time Gate and sent to the Coliseum , where Cactuar regains its memories . Again trying to brand Snow , it relents when Snow says it would not make Serah happy . The two get caught in a temporal distortion and witness many events , including Serah ' s death . Snow requests to be made a l ' Cie and Cactuar gives him the Focus to fight alongside Serah during the final battle . " Final Fantasy XIII - 2 " . While looking for a way to resolve the paradox that occurs in the Sunleth Waterscape 300 AF , Serah , Mog , and Noel visit the Coliseum in search of a fragment . During their search they encounter the Arbiter of Time , who demands them to leave his domain . After the Arbiter mentions an " omen " corrupting the domain , Noel asks him to give the party the item in return for their retreat . The Arbiter hands over the " omen " , which turns out to be the White Hole Gem fragment , and asks them to leave . Snow Villiers eventually reaches the Coliseum and engages its occupants in battle . Serah challenges Snow to show him how much she has matured on her journey with Noel . Afterwards , Noel and Serah see a dark force surround Snow , binding him to the Coliseum . As Noel asks Snow if he got on anyone ' s bad side since he left the Sunleth Waterscape , Serah catches a glimpse of a figure resembling Yeul enveloped in chaos . Bound to the Coliseum , Snow is forced to stay with its occupants until he can be freed . When the realms merge to form Nova Chrysalia , Snow was freed from the Coliseum , which itself was most likely consumed by chaos . Areas . The Coliseum is the smallest area in the game ; the slightly larger area is Serendipity . It is a circular area with a staircase leading to a Time Gate . The area seems to be located in a spherical object . Coliseum . The coliseum itself is a large round arena with ornately designed glass flooring with hands like a clock that persistently rotate around its circumference . There appears to be a bright star system directly underneath the platform , and it seems capable of creating synthetic weather effects as seen during certain battles . Treasure . Treasure spheres can only found in Coliseum - Year Unknown - . Coliseum matches . Enemies can be fought in Coliseum after downloading the content from either PlayStation Network or Xbox Games Store . The Steam version already has all the content that was DLC for the console versions . All fights that have been downloaded are accessed from the version of the Coliseum at the far left of the Historia Crux by talking to the Arbiter of Time . Musical themes . " Oracle Drive " plays when Serah , Noel , and Mog first enter the Coliseum ; it is the 15th track on the 2nd disc of the . For the Coliseum version that handles the downloadable content fights , the unnamed track from the game ' s original soundtrack plays ; it is 21st track on the fourth disc .