Honkai: Star Rail · character
Firefly
Fireflyホタル반디
Unchanged since 
Stats Stats at any level →
HP814
ATK523
DEF776
SPD104
Max Energy240
Taunt125
Skills
Order: Flare Propulsion
Deals Fire DMG equal to 100% of SAM's ATK to one designated enemy.
Fyrefly Type-IV: Pyrogenic Decimation
Restores HP by an amount equal to 20% of this unit's Max HP. Deals Fire DMG equal to 200% of SAM's ATK to one designated enemy.
Order: Aerial Bombardment
Consumes HP equal to 40% of this unit's Max HP and regenerates a fixed amount of Energy equal to 60% of this unit's Max Energy. Deals Fire DMG equal to 200% of SAM's ATK to one designated enemy. If the current HP is not sufficient, reduces SAM's HP to 1 when using this Skill. Advances this unit's next Action by 25%.
Fyrefly Type-IV: Deathstar Overload
Restores HP by an amount equal to 25% of this unit's Max HP. Applies Fire Weakness to one designated enemy, lasting for 2 turn(s). Deals Fire DMG equal to (0.2 × Break Effect + 200.0%) of SAM's ATK to this target. At the same time, deals Fire DMG equal to (0.1 × Break Effect + 100.0%) of SAM's ATK to adjacent targets. The Break Effect taken into the calculation is capped at 360%.
Fyrefly Type-IV: Complete Combustion
Enters the Complete Combustion state, advances this unit's Action by 100%, and gains Enhanced Basic ATK and Enhanced Skill. While in Complete Combustion, increases SPD by 60, and when using the Enhanced Basic ATK or Enhanced Skill, increases this unit's Weakness Break Efficiency by 50% and increases the Break DMG dealt by SAM to the enemy targets by 20.0%, lasting until this current attack ends. A countdown timer for the Complete Combustion state appears in the Action Order. When the countdown timer's turn starts, SAM exits the Complete Combustion state. The countdown timer has a fixed SPD of 70. SAM cannot use Ultimate while in Complete Combustion.
Chrysalid Pyronexus
The lower the HP, the less DMG received. When HP is 20% or lower, the DMG Reduction reaches its maximum effect, reducing up to 40%. During the Complete Combustion, the DMG Reduction remains at its maximum effect, and the Effect RES increases by 30%. If Energy is lower than 50% when the battle starts, regenerates Energy to 50%. Once Energy is regenerated to its maximum, dispels all debuffs on this unit.
Δ Order: Meteoric Incineration
Leaps into the air and moves about freely for 5 seconds, which can be ended early by launching a plunging attack. When the duration ends, plunges and immediately attacks all enemies within a set area. At the start of each wave, applies a Fire Weakness to all enemies, lasting for 2 turn(s). Then, deals Fire DMG equal to 200% of SAM's ATK to all enemies.
How Firefly compares · vs 9 ★★★★★ Destruction characters
HP814
6th percentile · rank 9 of 9 · cohort median 1,358 (-40%)
ATK523
17th percentile · rank 8 of 9 · cohort median 601 (-13%)
DEF776
94th percentile · rank 1 of 9 · cohort median 485 (+60%)
SPD104
94th percentile · rank 1 of 9 · cohort median 96 (+8%)
Max Energy240
78th percentile · rank 2–3 of 9 (tied) · cohort median 140 (+71%)
Closest characters · nearest on ATK
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