Fire Emblem Heroes (FEH)

B Duel Infantry 4: Best Fodder, Best Units to Inherit

★ Latest Banner - New Heroes: Rearmed Þjazi & Rearmed Lilina
☆ New Units - Elffin, Ogier, Rearmed Lilina, Þjazi, Bors
☆ Free Units - Zeiss

Here you can see how to get B Duel Infantry 4, a Passive A skill in Fire Emblem Heroes (FEH). Check out B Duel Infantry 4, B Duel Infantry 4's effects, units with B Duel Infantry 4, as well as Inherit Skill Information!

B Duel Infantry 4 Effect and Basic Information

Basic Information

Skill
B Duel Infantry 4 Fire Emblem Heroes FEHB Duel Infantry 4
Type
Effect Grants HP+5, Atk/Spd/Def/Res+2. If unit is 5★, level 40, a Legendary or a Mythic Hero, and unit's stats total less than 175, treats unit's stats as 175 in modes like Arena. If unit is 5★, level 40, not a Legendary or a Mythic Hero, and unit's stats total less than 180, treats unit's stats as 180 in modes like Arena. (Higher-scoring opponents will appear. Stat total calculation excludes any values added by merges and skills.)
Required SP 300 (450 if inherited)
Sacred Seal None

Additional Info

A tool primarily used for helping in Arena scoring. It is not the most powerful or useful A skill around, but it gets the job done if scoring is first priority. This is perfect for Sharena or Brave Lucina as it allows them to score better in the Arena.

Skill Family

B Duel Infantry 1 Fire Emblem Heroes FEHB Duel Infantry 1 B Duel Infantry 2 Fire Emblem Heroes FEHB Duel Infantry 2 B Duel Infantry 3 Fire Emblem Heroes FEHB Duel Infantry 3
B Duel Infantry 4 Fire Emblem Heroes FEHB Duel Infantry 4

B Duel Infantry 4 Rating

Rating 8.5/10.0 Ranking Unranked

Inherit Skill Restrictions for B Duel Infantry 4

Units able to Inherit B Duel Infantry 4

Inheritable? Move Type that can Inherit this Skill
Yes Infantry Icon
Weapon Type that can Inherit this Skill
FEH Lance FEH Blue Bow FEH Blue Dagger FEH Blue Dagger FEH Blue Breath FEH Blue Beast

Units who have B Duel Infantry 4 as Fodder

Hero Name Learns At
FEH icon Marianne 5★
FEH icon Fallen Ninian 5★

Which Units Should Inherit?

Related Links

Skills Related Links Fire Emblem Heroes FEH

Skills: Related Links

Weapon Skill IconWeapon Skills Assist Skill IconAssist Skills Special Skill IconSpecial Skills
Passive A Skill IconPassive A Skills Passive B Skill IconPassive B Skills Passive C Skill IconPassive C Skills
Sacred Seal IconSacred Seals Attuned Skill IconAttuned Skills Emblem IconEmblems

Skills Tier List

FEH Guide Wiki Top Page

Back to top page.png

▶︎Return to the FEH Guide Wiki Top Page

Popular Links

IV CheckerIV Checker Tier ListHero Tier List RerollingRerolling
SummoningPull from These Summons! Unlock PotentialUnlock Potential Tier List Beginners GuideBeginner's Guide
List of HeroesAll FEH Heroes Skills and SealsSkills and Sacred Seals Weapon RefineryWeapon Refinery

    Walkthrough Menu

    news questionnaire

    All rights reserved