| Cornucopia | 3 | abundance-class | 264.6 | 264.6 | 952.56 | When the wearer uses their Skill or Ultimate, their Outgoing Healing increases by 12%. | |
| Chorus | 3 | harmony-class | 317.52 | 264.6 | 846.72 | After entering battle, increases the ATK of all allies by 8%. Abilities of the same type cannot stack. | |
| Darting Arrow | 3 | the-hunt-class | 370.44 | 264.6 | 740.88 | When the wearer defeats an enemy, increases ATK by 24% for 3 turn(s). | |
| Meshing Cogs | 3 | harmony-class | 317.52 | 264.6 | 846.72 | After the wearer uses attacks or gets hit, additionally regenerates 4 Energy. This effect cannot be repeatedly triggered in a single turn. | |
| Mutual Demise | 3 | destruction-class | 370.44 | 198.45 | 846.72 | If the wearer's current HP percentage is lower than 80%, CRIT Rate increases by 12%. | |
| Good Night and Sleep Well | 4 | nihility-class | 476.28 | 330.75 | 952.56 | For every debuff the target enemy has, the DMG dealt by the wearer increases by 12%, stacking up to 3 time(s). This effect also applies to DoT. | |
| Only Silence Remains | 4 | the-hunt-class | 476.28 | 330.75 | 952.56 | Increases the wearer's ATK by 16%. If there are 2 or fewer enemies on the field, increases wearer's CRIT Rate by 12%. | |
| Memories of the Past | 4 | harmony-class | 423.36 | 396.9 | 952.56 | Increases the wearer's Break Effect by 28%. When the wearer attacks, additionally regenerates 4 Energy. This effect cannot be repeatedly triggered in a single turn. | |
| A Secret Vow | 4 | destruction-class | 476.28 | 264.6 | 1058.4 | Increases DMG dealt by the wearer by 20%. The wearer also deals an extra 20% of DMG to enemies whose current HP percentage is equal to or higher than the wearer's current HP percentage. | |
| Quid Pro Quo | 4 | abundance-class | 423.36 | 396.9 | 952.56 | At the start of the wearer's turn, regenerates 8 Energy for a randomly chosen ally (excluding the wearer) whose current Energy is lower than 50%. | |
Firefly herself looks great, but considering its supposed to be a 5 star outfit i expected the mech...