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Fire Boost is a type A passive skill introduced in Fire Emblem Heroes. If the unit has three more HP than their opponent, they gain extra attack during combat.

It can be learned without inheriting by Eliwood (Devoted Love), Luke and Xander (Student Swimmer).

Stats[]

Fire Emblem Heroes[]

Name Activation SP
FEH Fire Boost 1 Fire Boost 1 At start of combat. 50
Effects If unit has at least 3 more HP than enemy at the start of combat,
unit receives Atk+2 during combat.
Users Rarity:


Name Activation SP
FEH Fire Boost 2 Fire Boost 2 At start of combat. 100
Effects If unit has at least 3 more HP than enemy at the start of combat,
unit receives Atk+4 during combat.
Users Rarity:


Name Activation SP
FEH Fire Boost 3 Fire Boost 3 At start of combat. 200
Effects If unit has at least 3 more HP than enemy at the start of combat,
unit receives Atk+6 during combat.
Users Rarity:


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