Fire Emblem Heroes (FEH)

Merrin Builds and Best IVs

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This is a ranking page for the hero Merrin - Suave Knight from the game Fire Emblem Heroes (FEH). Read on to learn the best IVs (Individual Values), best builds (Inherit Skill), weapon refinement, stats at Lv 40, and more for Merrin.

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Merrin IconMerrin
[9.0/10]
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[9.5/10]
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[9.5/10]
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Merrin Rating and Basic Information

FEH Merrin Banner

Overall Rating 9.0/10
Reroll Ranking (excluding Inherit Skill) A
(▶Reroll Ranking)
Ranking (including Inherit Skill) A
(▶FEH Tier List)

Merrin - Suave Knight: Basic Information

Color / Weapon Type / Move Type
Rarity
What Kind of Character Are They? ・Weapon skill grants unit and ally 50% damage reduction piercing and 【Bonus Doubler】 whenever a movement Assist is used by/on unit, grants unit an extra action upon using a movement Assist, grants unit bonus stats, a Null Follow-Up effect, and damage reduction based on active 【Bonus】 effects.

Merrin Skills at 5★


Might: 16  Range: 1
Accelerates Special trigger (cooldown count-1).
If a Rally or movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit or targets unit, grants "reduces the percentage of foe's non-Special 'reduce damage by X%' skills by 50% during combat (excluding area-of-effect Specials)" and 【Bonus Doubler】 to unit and target ally or unit and targeting ally for 1 turn.
If a Rally or movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit, grants another action to unit (once per turn).
If unit initiates combat or is within 2 spaces of an ally, grants bonus to unit's Atk/Spd/Def/Res = 5 + number of allies within 3 rows or 3 columns centered on unit x 3 (max 14), neutralizes effects that guarantee foe's follow-up attacks and effects that prevent unit's follow-up attacks, and reduces damage from foe's first attack by number of 【Bonus】 effects active on unit, excluding stat bonuses, x 3 during combat (max 15; excluding area-of-effect Specials; "first attack" normally means only the first strike; for effects that grant "unit attacks twice," it means the first and second strikes).

Range: 1
Moves adjacent ally to opposite side of unit.

If a movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit or targets unit, grants Spd/Def+6 and 【Canto (1)】 to unit and target ally or unit and targeting ally for 1 turn. Inflicts Atk/Spd-4 on foe and unit deals +X damage during combat (X = highest total Spd+Def bonuses among unit and allies with 【Canto (1)】 active; excluding area-of-effect Specials).

At start of turn, grants Atk+6 to unit and allies within 2 spaces for 1 turn.
If unit's Atk ≥ foe's Atk-6, unit deals +5 damage during combat (excluding area-of-effect Specials), and also, when unit deals damage to foe during combat, restores 5 HP to unit (triggers even if 0 damage is dealt).
If it is an even-numbered turn, grants Atk+6 to unit during combat.

Merrin Best IVs

Recommended IVs

Stat Superboon/Superbane IV Recommendation
HP (17) HP Superbane ★★★☆☆
Atk (10) No Attack IV ★★★★★
Spd (8) Spd Boon ★★★★★
Def (12) No Def IV ★★★☆☆
Res (6) No Res IV ★★☆☆☆

◯ = Stat gains +4 with a superboon, ✕= Stat goes down by -4 with a superbane, - = No assets or flaws

See the IV Checker for All Units Trait Fruits—How to Change IVs

When using an Ascendant Floret, we recommend getting the next superboon if it fits the hero. If not, consider what stat your hero needs most.

+Spd / -Res

The best IVs for Merrin are +Spd and -Res. Merrin's Spd is among the highest in the game at base 47, and she can utilize that Spd to create follow-up attacks against her foes and prevent faster foes from creating follow-up attacks against her. Suave Blade's innate Null Follow-Up effect ensures that follow-up attacks are based on a Spd check, which Merrin excels at.

Merrin's Res is her least important stat as with her low HP and Res, she will fall in one round of combat against any decent magical attacker. It can be safely taken as a bane.

+Spd for a +10 merge

We recommend a +Spd IV when merging Merrin up to +10 to maximize her high Spd stat to both create and prevent follow-up attacks with the aid of Suave Blade's Null Follow-Up effect.

Merrin Best Builds

Offensive Merrin

HOT
Emblem Icon: -
Attuned Skill Icon: -

How to Use, Explanation

This is an offensive build for Merrin. Alarm Atk/Spd provides bonuses that are doubled with Suave Blade and also regains the mobility lost by unequipping Spd/Def Link 4.

General Use / Budget Merrin

Special Skill IconLuna
Emblem Icon: -
Attuned Skill Icon: -

How to Use, Explanation

This is a semi-budget build using Merrin's base kit along with skills obtainable from Divine Codes.

Source Heroes for All Skills

Merrin Stats

Stat Rankings

Neutral Stats at Lv. 40 (5★)
190
HP
HP 39 39
Rank: 778/1171
Atk
Atk 45 45
Rank: 95/1171
Spd
Spd 47 47
Rank: 7/1171
Def
Def 36 36
Rank: 204/1171
Res
Res 23 23
Rank: 836/1171

Stat Values

Lv 40+10 Stats (5★)

HP Atk Spd Def Res Total
+10 Merges W/ Skill Bonuses 44 66 51 41 27 229
Lv.40 +10 44 50 51 41 27 213

HP Atk Spd Def Res Total
+HP
Lv.40 +10
46 49 51 40 27 213
+Atk
Lv.40 +10
43 52 51 40 27 213
+Spd
Lv.40 +10
43 49 55 40 27 214
+Def
Lv.40 +10
43 49 51 43 27 213
+Res
Lv.40 +10
43 49 51 40 30 213

Stats at Lv 40

HP Atk Spd Def Res Total
5★- Adjusted for Skills 39 61 47 36 23 206
5★ Lv.40 39 45 47 36 23 190

Initial Stats (with Skills)

HP Atk Spd Def Res Total
5★ Lv.1 17 26 8 12 6 69

Stat Comparison of Similar Heroes

Hero
HP
Atk
Spd
Def
Res
Total
Merrin Icon Merrin
39 45 47 36 23 190
40 45 45 37 18 185
41 45 46 30 22 184
41 42 47 30 24 184
40 43 41 37 18 179
39 45 46 29 20 179
41 45 46 29 18 179
40 46 45 30 18 179
40 44 46 32 17 179
40 39 42 27 25 173
38 36 40 30 24 168
41 41 17 37 26 162
41 34 35 31 16 157
38 32 34 26 24 154

Note: Stats bonuses from skills are not taken into account.

Merrin Roles, Strengths, and Weaknesses

Merrin Roles

Merrin - Suave Knight Roles
Close Physical Attack ImageClose-Physical Ranged Physical AttackRanged-Physical Close Magic AttackClose-Magic Ranged MagicRanged-Magic
Physical Wall ImagePhysical Wall Magic WallMagic Wall Effective ImageEffective Weapon Movement AssistImageMovement Assist
Exclusive Skill ImageExclusive Skill No All Range Counterattack ImageAll-Range Counter RecoveryRecovery No Refresher ImageRefresher
No Legendary Hero ImageLegendary No Mythic Hero ImageMythic No Duo and Harmonized ImageDuo /
Harmonized
No Resplendent ImageResplendent

Merrin is a close physical attacker (range = 1). Therefore, when not accounting for the Weapon Triangle, the amount of damage she deals will be equivalent to her Atk minus the foe's Def stat.

Merrin Strengths

Suave Blade grants buffs and an extra action upon using a movement assist

Merrin Attack

Merrin's Suave Blade grants her an extra action whenever she uses a movement Assist skill, similar to the unique assists of Chrom variants.

Suave Blade also grants Merrin and one ally 【50% damage reduction piercing】 and 【Bonus Doubler】 whenever either of them use a movement Assist on each other.

In combat, Suave Blade grants Merrin Atk/Spd/Def/Res bonuses equal to 5 plus the number of allies within 3 rows or 3 columns of Merrin (capped at Atk/Spd/Def/Res+14), a Null Follow-Up effect, and damage reduction equal to 3x the number of non-stat 【Bonus】 effects active on Merrin.

Suave Blade allows mobility to be used prior to attacking and influences combat based on 【Bonus】 effects, making Merrin a versatile unit.

Merrin Weaknesses

Weak to Cavalry Effective Weapons

Merrin takes 1.5x damage from cavalry-effective weapons like Thani or Binding Reginleif, and one blow from this type of weapon will deal significant damage. Make sure you know what weapons you are up against before hopping too far into the line of battle!

Heroes with Effective Skills

Should you Unlock Potential?

Should You Unlock Potential for this Hero? Cannot Unlock Potential

Merrin - Suave Knight Only Appears as a 5 Star Hero!

Merrin - Suave Knight only appears as a 5 Star Hero. We will include whether or not you should Unlock Potential for Merrin - Suave Knight if a 4 Star version is released!

Unlock Potential Tier List

Merrin - List of Skills

Weapons

Skill Name Might Range Effect Learned At
6 1 No Effect 5★
8 1 No Effect 5★
11 1 No Effect 5★
16 1 Accelerates Special trigger (cooldown count-1).
If a Rally or movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit or targets unit, grants "reduces the percentage of foe's non-Special 'reduce damage by X%' skills by 50% during combat (excluding area-of-effect Specials)" and 【Bonus Doubler】 to unit and target ally or unit and targeting ally for 1 turn.
If a Rally or movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit, grants another action to unit (once per turn).
If unit initiates combat or is within 2 spaces of an ally, grants bonus to unit's Atk/Spd/Def/Res = 5 + number of allies within 3 rows or 3 columns centered on unit x 3 (max 14), neutralizes effects that guarantee foe's follow-up attacks and effects that prevent unit's follow-up attacks, and reduces damage from foe's first attack by number of 【Bonus】 effects active on unit, excluding stat bonuses, x 3 during combat (max 15; excluding area-of-effect Specials; "first attack" normally means only the first strike; for effects that grant "unit attacks twice," it means the first and second strikes).
5★

Assists

Skill Name Range Effect Learned At
1 Moves adjacent ally to opposite side of unit. 5★

Specials

This Hero has no Special skills that can be learned.

Passives

Skill Name Effect Learned At
If a movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit or targets unit, grants Spd/Def+2 to unit and target ally or unit and targeting ally for 1 turn. 5★
If a movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit or targets unit, grants Spd/Def+4 to unit and target ally or unit and targeting ally for 1 turn. 5★
If a movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit or targets unit, grants Spd/Def+6 to unit and target ally or unit and targeting ally for 1 turn. 5★
If a movement Assist skill (like Reposition, Shove, Pivot, etc.) is used by unit or targets unit, grants Spd/Def+6 and 【Canto (1)】 to unit and target ally or unit and targeting ally for 1 turn. Inflicts Atk/Spd-4 on foe and unit deals +X damage during combat (X = highest total Spd+Def bonuses among unit and allies with 【Canto (1)】 active; excluding area-of-effect Specials). 5★
At start of even-numbered turns, grants Atk +2 to unit and adjacent allies for 1 turn. (Bonus granted to unit even if no allies are adjacent. ) 5★
At start of even-numbered turns, grants Atk +4 to unit and adjacent allies for 1 turn. (Bonus granted to unit even if no allies are adjacent. ) 5★
At start of even-numbered turns, grants Atk +6 to unit and adjacent allies for 1 turn. (Bonus granted to unit even if no allies are adjacent. ) 5★
At start of turn, grants Atk+6 to unit and allies within 2 spaces for 1 turn.
If unit's Atk ≥ foe's Atk-6, unit deals +5 damage during combat (excluding area-of-effect Specials), and also, when unit deals damage to foe during combat, restores 5 HP to unit (triggers even if 0 damage is dealt).
If it is an even-numbered turn, grants Atk+6 to unit during combat.
5★

Merrin as a Source Hero

Merrin Avatar

Value of Skills ★★★★☆

Merrin comes with Spd/Def Link 4 and Even Atk Wave N as inheritable options.

It is possible to acquire both skills using one copy of Merrin by inheriting the pre-requisite skills first.

List of Source Heroes The Best Fodder Units

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How to Get Merrin / Illustrations / Voice Actor / Quotes

How to Get Merrin

Obtain Through Regular Summon

Merrin is a Hero who can be pulled from any summon.

Note: Not currently a featured hero in any Summon events.

Current Focuses and Which You Should Pull From

Voice Actor and Illustrator Information

Voice Actor
(English)
Cristina "Vee" Valenzuela
Illustrator Tantan
Appears In

Illustration

FEH: Related Guides

New Heroes: New Heroes: Aided Reginn & Attuned Timerra

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Heroes from New Heroes - New Heroes: Aided Reginn & Attuned Timerra
Merrin IconMerrin
[9.0/10]
Attuned Timerra IconAttuned Timerra
[9.5/10]
Aided Reginn IconAided Reginn
[9.5/10]
Fogado IconFogado
[9.0/10]

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