Crystal stasis Crystal stasis is a state a l ' Cie enters upon completing his or her Focus in " Final Fantasy XIII " and " Final Fantasy Type - 0 " . The legend states the completion of one ' s Focus and entering crystal stasis grants the l ' Cie eternal life . Turning to crystal is not the sole privilege of the l ' Cie , as it appears those who hold divine power , such as Bhunivelze in the " " mythology , can enter crystal stasis — or bestow it to others — at will . The reverse , however , the becoming of a crystalline monster known as a Cie ' th , appears a sole burden of a l ' Cie . Datalog . " For l ' Cie , successful completion of a Focus holds the promise of eternal life in the peaceful slumber of crystal stasis — or so the legends say . Yet to spend an eternity as an immobile crystal is not so very different from death . The people of Cocoon consequently fear being marked as a l ' Cie , equating the fal ' Cie ' s brand with a death sentence . " " Faced with only the choice between eternal damnation as a Cie ' th and eternal imprisonment in crystal , it comes as little surprise that many l ' Cie decry their fate . " Story . In the beginning , the god Bhunivelze had killed his mother , Mwynn , to take full control of the Mortal World for himself , and Mwynn was sent into the Unseen World . Despite achieving total control of the Mortal World , Bhunivelze became troubled , believing that Mwynn cursed the realm of the living so that it would one day be destroyed . To stop the curse Bhunivelze sought to destroy his mother once and for all , but was unable to reach the Unseen World without giving up control of the Mortal World . To find the entrance to the realm of the dead , Bhunivelze created the fal ' Cie Pulse , tasked with searching the world for the door to the Unseen World . To assist Pulse , Bhunivelze created the fal ' Cie Etro , but unknowingly created her in the likeness of Mwynn and thus gave Etro no powers . To replace Etro , Bhunivelze created the fal ' Cie Lindzei , tasked with protecting the world and Bhunivelze himself . With the fal ' Cie at work , Bhunivelze placed himself into a deep crystal sleep , to be awoken when the door to the Unseen World would be found , and it is said he will continue sleeping until the end of time . Etro disappeared from the Mortal Realm to the Unseen World , but what became of Pulse and Lindzei is never clarified . When Pulse brands Lightning and her companions l ' Cie in " Final Fantasy XIII " , he emerges from a crystal in another dimension where Lightning ' s party is briefly transported to , but whether this indicates Pulse having entered crystal stasis is unknown . " Final Fantasy XIII " . When a l ' Cie completes a Focus their body turns to crystal and they become inanimate objects . They are not dead , but resting in what some call a " crystal sleep " . When a l ' Cie recovers from crystal stasis they return to life exactly as they were when they were placed in the stasis . L ' Cie in crystal stasis are cognizant of what happens around them . In " Final Fantasy XIII - Episode i - " , it is revealed Serah saw and heard everything Snow did through him carrying her crystal tear . At the end of " Final Fantasy XIII " , Vanille and Fang communicate their thoughts despite being in crystal stasis , but the dialogue is only heard by the player , and in fragment entries from " Final Fantasy XIII - 2 " , it is shown Fang and Vanille are aware of a number of events despite still being in crystal stasis . L ' Cie who are in crystal stasis may " dream " of things they cherish . When Serah and Dajh converse at the end of " Final Fantasy XIII " , Dajh says " there were a lot of chocobos " , alluding to what he might have " dreamed " while in crystal stasis . In " Final Fantasy XIII - 2 " , Serah reveals she dreamed about reuniting with Snow and Lightning . The legend that completing one ' s Focus , and being encased in crystal , grants eternal life , originates from the fact a fal ' Cie can call its l ' Cie back from crystal stasis to give its servant a new Focus . This way , as long as a l ' Cie keeps completing his or her Focus , they can enter crystal stasis multiple times and be revived to live again once their fal ' Cie needs their assistance . However , this leads to a life in slavery under their fal ' Cie master . Completing a fal ' Cie - given Focus is not the only way to enter crystal stasis : the Pulse legends state the goddess Etro stopped Ragnarok during the War of Transgression by placing Fang and Vanille in crystal stasis before their Focus could be completed , and Cid Raines enters crystal stasis despite having outright defied the Focus given to him by Barthandelus . It appears the l ' Cie have the power to overcome their fal ' Cie - given Focus and give themselves a new one . Whether or not entering crystal stasis was done on Cid ' s own accord or not , Barthandelus is still able to revive him from the stasis and give him a new Focus . The " Final Fantasy XIII Ultimania " states that Barthandelus ' s act of reviving Anima , the fal ' Cie who branded Vanille and Fang , from its deep sleep , in turn awakened Vanille and Fang from their stasis . As the party fells the fal ' Cie Orphan the entire party crystallize , as well as the world of Cocoon that is crystallized by Ragnarok . As revealed in " Final Fantasy XIII - 2 " , Etro was touched by the plight of Lightning and her friends , releasing them from crystal stasis almost immediately after having been placed in it , along with Serah and Dajh . Fang and Vanille remained in crystal stasis due to crystallizing themselves willingly . The act Etro committed causes a rift in time which drags Lightning away , with only Serah remembering her ever reuniting with them on Pulse ' s surface . This is where the story of " Final Fantasy XIII - 2 " comes into play . " Final Fantasy XIII - 2 " . Vanille and Fang are in crystal stasis and protecting their crystal becomes crucial when Cocoon ' s crystal pillar comes under threat . In the end , Sazh salvages Fang and Vanille ' s crystal from the pillar right before it crumbles . At the height of her battle against Caius Ballad , Lightning realizes her actions have inadvertently caused Serah ' s death and the world ' s impending fate to be unavoidable . In the DLC episode " " , she meets Serah ' s spirit , who asks Lightning not to regret sending her out to travel through time ; the only thing she asks is for Lightning to always remember her . To fulfill Serah ' s final wish , Lightning enters crystal stasis to hold on to hope , embody Etro ' s will , and preserve Serah ' s memory . In the secret ending of " Requiem of the Goddess " Lightning awakens in a distant future . Lightning crystallized herself because " even in the waves of chaos , it never loses its shine " and the crystal she becomes is said to be indestructible . In a paradox ending Serah and Noel find a crystallized Vanille in Oerba . " " . Lightning , Vanille , and Fang have all awoken from crystal stasis . In " " , Snow speculates this was Bhunivelze ' s doing . After her task as Bhunivelze ' s savior is complete , Lightning learns of the deity ' s true gambit and rebels against him . After severing the god ' s hold on humanity ' s souls and destroying him , Bhunivelze ' s remains crystallize and are consumed in Nova Chrysalia ' s destruction . Lightning later ponders whether Bhunivelze is truly dead and if he only entered another crystal sleep , but remains certain mankind would once again prevail even if Bhunivelze was to return . " Final Fantasy Type - 0 " . l ' Cie of Orience are branded and given a Focus by the Crystal of their nation . It is inferred that l ' Cie crystallize when they die , when they complete their Focus , or simply when the Crystal deems the l ' Cie ' s purpose has been served . A small item called a l ' Cie Stone may be found at the site where the l ' Cie entered stasis , and it contains the l ' Cie ' s final thoughts . There are three examples of crystal stasis : Qun ' mi , a White Tiger l ' Cie , crashes in the woods of Lorican territory after deploying an Ultima Bomb to annihilate the country . She is crystallized after willingly relinquishing her l ' Cie powers to Machina . A variation of crystal stasis , known as sublimation , is shown when Lady Caetuna crystallizes after summoning the Verboten Eidolon Alexander , and shortly after , shatters . Due to circumstances regarding her penultimate release , such as the extreme summoning process regarding Verboten Eidolons and Rubrum victory in a last skirmish against Militesi forces , it is believed she served her fate to its destined conclusion , and that her contract was severed upon fulfilling her Focus , putting her to rest . During Tempus Finis Machina , a White Tiger l ' Cie , and Rem , a Vermilion Bird l ' Cie , arrive at the Pandæmonium to duel each other , which leaves Rem terribly wounded . The two are soon discovered by Class Zero in crystal stasis , with Rem in Machina ' s arms . Following Class Zero ' s final battle against the Rursan Arbiter , Dr . Arecia releases Machina and Rem from their stasis for them to preserve Class Zero ' s legacy in a world where memories of the dead will no longer be forgotten . Zhuyu and Nimbus enter crystal stasis during Tempus Finis , the former ' s being documented in a narration , and the latter ' s recorded in his profile in the Rubicus . Zhuyu was crystallized after defending Akademeia from the Rursan Reaver s , and Nimbus entered stasis after taking Cid Aulstyne to Pandæmonium . In the world of Orience Crystals remove the memories of the dead from the living , said to be a blessing to prevent heartache . However , crystallized l ' Cie are still remembered . Some Class Zero members speculate this to be because l ' Cie live such long lives no one who used to know them as mortals is left to mourn their passing . It might also mean that l ' Cie in crystal stasis are not truly dead , their souls merely trapped in crystal . The latter seems to be true as Arecia is able to revive Machina and Rem from their crystal stasis .