Barrier Shift Barrier Shift , also known as Wall Change , Barrier Change , Elemental Shift or Exoproofing , is a recurring ability in the series . Often used by bosses , it changes the user ' s elemental weakness while it absorbs all other elemental attacks , and it is often used after the player strikes the boss with its elemental weakness at the time . Appearances . " Final Fantasy III " . Barrier Shift , originally called WallChange , changes the user ' s elemental weakness and allows them to absorb all other elemental attacks . It is used only by Amon and Hein . " Final Fantasy IV " . Barrier Shift is an attack exclusive to the 3D versions used by Golbez . It gives him a random elemental weakness and enables him to absorb all other elements . Barrier Change is used by the boss of Palom ' s Challenge Dungeon , the Blade Dragon . It gives the Blade Dragon a weakness to one element , resistance to another , and allows it to absorb the third ( for the main three elements , fire , ice and thunder ) . " Final Fantasy V " . Wall Change , originally called Barrier Change , is used by Archeoaevis , Melusine , and Omega Mk . II , which allows them to change their elemental weakness at will . " Final Fantasy VI " . Barrier Change , originally called Wall Change , is a special ability of several bosses , most notably Kaiser Dragon and Magic Master . Here , it allows the user to be weak to one element , absorb another element , and nullify the damage of all other elements . " Final Fantasy X " . Elemental Shift is used exclusively by Greater Sphere and Spherimorph . It allows the user to change their elemental weakness , as well as other elemental attributes to match the weakness , when they take damage . " Final Fantasy X - 2 " . Barrier Shift , used by Amorphous Gel and Protean Gel , allows them to change their elemental weaknesses . " Final Fantasy XII " . Shift , used by enemies such as Phoenix and Zodiark , allows the enemy to change its elemental weakness . Trickster also puts a physical paling after which it keeps changing its elemental weakness , while all other elements heal it . " Final Fantasy XIII " . The Aster Protoflorian and Vernal Harvester can change their elemental resistance with the Exoproofing abilities for Fire , Lightning , Ice and Water . They absorb one element , but are weak to the opposing element . They take half damage from all other elements . " Final Fantasy XIII - 2 " . The Pink Lily can change its elemental resistance with Exoproofing : Ice and Exoproofing : Lightning . Three of the four elemental Exoproofing abilities return as abilities for Aster Protoflorian and Aster Protoflorian Ω ; Exoproofing : Water is replaced with Exoproofing : Wind . Each Exoproofing bestows one more status aside of the En - element status and overwrites the enhancements already placed on the user . Exoproofing : Ice bestows Enfrost and Faith on the user , Exoproofing : Wind bestows Enaero and Regen on the user . Like in " Final Fantasy XIII " , the user absorbs one element , is weak against the opposing one , and takes half damage from two others . " Final Fantasy Tactics Advance " . The viera Job Class of Elementalist can use the ability Elementalshift to change the elemental weaknesses and resistances of opponents . However , the changed element is random and not actually declared meaning that some trial and error is required to find the opponent ' s new weakness , although the weakness will cancel any matching elemental immunities or absorbances meaning that it can be used to remove or reduce the opponent ' s elemental defenses ( eg . can change a Bomb ' s fire absorbency to half damage or weak to fire ) . " Final Fantasy Trading Card Game " . Barrier Shift is the ability of Rubicante ' s card . Barrier Shift requires one Fire CP and the discard of another Rubicante card to activate , and allows the player to choose an element . For the rest of the turn , Rubicante cannot be targeted by the effects of cards of that element . Number 024 ' s card is able to use an ability that emulates Barrier Shift . For the cost of one Light CP , the player can choose an element to prevent Number 024 from being selected by cards of that element for the rest of the turn .