Pulse Vestige The Pulse Vestige , identified as The Pulse fal ' Cie , Lowerworld Vestige in the location name popup , is a location in Cocoon in " Final Fantasy XIII " . It is a large towering structure originating from Gran Pulse with a maze inside . It was located in Bodhum before being moved to the Hanging Edge by PSICOM . The Pulse fal ' Cie Anima resides inside it . Due to its story importance , the Pulse Vestige is featured in all flashback scenes set in Bodhum . The Pulse Vestige is an unrevisitable location and comprises the game ' s second chapter . Since the Crystarium system is yet to be unlocked , enemies in the Pulse Vestige give no CP . It is the best location in the game to farm for Shroud s ( 12 % drop chance , increases to 96 % with 0 star battles ) . Datalog . " The fal ' Cie sculpted Cocoon in antiquity , using resources harvested from the world below . When Cocoon ' s shell was fractured in the war , they repaired it with raw materials again gathered from Pulse - buildings chief among them . Remnants of these structures , termed Vestiges , can still be found throughout Cocoon today . The centuries - old Vestige outside of Bodhum was believed to be nothing more than a harmless curiosity . The discovery of a Pulse fal ' Cie inside its walls proved this false , however , leading to the detainment and subsequent Purging of countless citizens whose only crime was being in the wrong place at the wrong time . " Story . The Pulse Vestige was a landmark in Bodhum and did not have an entrance until thirteen days before the Purge . It was taken to Cocoon in secret by Barthandelus in the aftermath of the War of Transgression . The entrance formed when Fang and Vanille , who were inside the ruins , awoke from crystal stasis . Serah Farron accidentally found the entrance and was turned into a l ' Cie by the fal ' Cie Anima when she ventured inside out of curiosity . Nine days later , Anima took Serah captive into the ruins . After the Sanctum discovered the opening into the Vestige , they sent in a PSICOM search party , who were turned into l ' Cie and transformed into Cie ' th . As the existence of a Pulse fal ' Cie inside the ruins became known , PSICOM decided to destroy it , and so it is taken to the Hanging Edge by " Palamecia " . Lightning and Snow Villiers venture inside the ruins to rescue Serah , accompanied by Sazh Katzroy , Hope Estheim , and Vanille . Inside , they discover a horde of Cie ' th and recover Serah , who turns into a crystal after asking Lightning to save Cocoon . Snow refuses to believe she is dead , clinging to the legend of crystallization equaling eternal life , but Lightning is not as optimistic . The team makes their way further into the Vestige to confront Anima . Snow pleads for Anima to turn Serah back offering to become a l ' Cie in her stead , but Lightning and Sazh attack the fal ' Cie . They defeat it , but Anima transports the party to the domain of the gods where Pulse brands the party as l ' Cie and they share a vision of Ragnarok being summoned in Eden . PSICOM destroys the Pulse Vestige with lasers , slaying Anima and sending it and the remains of the Pulse Vestige along with Lightning and the group tumbling down towards Lake Bresha , which is crystallized upon impact . Musical themes . " The Vestige " plays within the Pulse Vestige . " Taejin ' s Tower " is also played . " The Vestige " also plays within the dummied Seventh Ark location if hacked into . Other appearances . " Final Fantasy Record Keeper " . The Pulse Vestige is the setting for the Survival Event The Pulse Fal ' Cie which allows the player to recruit Vanille to their party and it was later briefly revisited in the Challenge Event Lightning Strikes .