Fulgor Heroine Shera

Greatly reduces BB gauge required for BB, boosts BB gauge fill rate & probable slight damage reduction

Negates Def ignoring damage & boosts BB gauge when guarding

BB

Electricity Fuser

2 DC31

15 combo powerful Thunder attack on single foe, boosts Atk for 3 turns & reduces damage taken by 50% for 1 turn

SBB

Caladbolg Aurum

1 DC32

30 combo powerful Thunder attack on all foes, boosts Atk and gradually recovers BB gauge for 3 turns & reduces damage taken by 50% for 1 turn

UBB

Bolt Barrier: Geo Redoubt

1 DC20

22 combo massive Thunder attack on all foes, boosts Atk for 3 turns & reduces damage taken by 75% for 2 turns