Fire Emblem Heroes (FEH)

Thief Leila Builds and Best IVs

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This is a ranking page for the hero Leila - Keen Lookout 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 Thief Leila.

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Leila - Keen Lookout Icon Thief Leila

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Thief Leila Rating and Basic Information

FEH Thief Leila Banner

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

Leila - Keen Lookout: Basic Information

Color / Weapon Type / Move Type
Rarity
What Kind of Character Are They? ・Weapon skill grants Atk/Spd bonuses, can deny foe's counterattacks, deals splash damage post-combat, and has a unique Canto effect.

Thief Leila Skills at 5★


Might: 14  Range: 2
Enables 【Canto (Ally 2)】.
Accelerates Special trigger (cooldown count-1). At start of combat, if unit's HP ≥ 25%, grants Atk/Spd+6 to unit during combat, and also, if unit's Spd > foe's Spd, foe cannot counterattack. If unit's HP ≥ 25% at start of combat and unit attacks, after combat, deals 10 damage to target and foes within 2 spaces of target.
【Canto (Ally 2)】
After an attack, Assist skill, or structure destruction, unit can move to a space adjacent to any ally within 2 spaces. (Once per turn. Cannot attack or assist. After moving, if a skill that grants another action would be triggered (like with Galeforce), Canto will trigger after the granted action. Unit's base movement has no effect on movement granted. Granted movement treated as Warp movement.)

Cooldown Count = 2
Treats foe's Def/Res as if reduced by 30% during combat.

If unit initiates combat, grants Atk+6, Spd+7 during combat.

After combat, inflicts Def/Res-7 on target and foes within 2 spaces of target through their next actions, grants Atk+6 to unit and allies within 2 spaces of unit for 1 turn, and grants 【Pathfinder】 to unit for 1 turn.

Thief Leila Best IVs

Recommended IVs

Stat Superboon/Superbane IV Recommendation
HP (18) HP Superbane ★★★☆☆
Atk (8) Attack Boon ★★★★☆
Spd (13) Spd Boon ★★★★★
Def (3) No Def IV ★★☆☆☆
Res (6) Res Boon ★★☆☆☆

◯ = 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/-Def

The best IVs for Thief Leila are +Spd and -Def. Her Spd is a superboon and boosts her already very high Spd stat even further to guarantee she outspeeds her foes.

Her Def is a dump stat and is a safe bane to take without altering any of her matchups.

+Spd for a +10 Merge

We recommend +Spd when merging Thief Leila to +10 for similar reasons above.

+Atk can also be used to boost her damage further if Spd isn't a concern.

Thief Leila Best Builds

Canto Options Thief Leila

HOT
Special Skill IconMoonbow
Emblem Icon: -
Attuned Skill Icon: -

How to Use, Explanation

Canto (Ally 2) and Canto (Rem.) trigger at the same time, giving Thief Leila options on where to position herself post-combat. If no allies are nearby, Canto (Rem.) from Far Trace is still available.

Source Heroes for All Skills

Thief Leila Stats

Stat Values

Lv 40+10 Stats (5★)

HP Atk Spd Def Res Total
+10 Merges W/ Skill Bonuses 45 57 48 24 29 203
Lv.40 +10 45 43 48 24 29 189

HP Atk Spd Def Res Total
+HP
Lv.40 +10
47 42 47 24 29 189
+Atk
Lv.40 +10
44 46 47 24 29 190
+Spd
Lv.40 +10
44 42 51 24 29 190
+Def
Lv.40 +10
44 42 47 27 29 189
+Res
Lv.40 +10
44 42 47 24 33 190

Stats at Lv 40

HP Atk Spd Def Res Total
5★- Adjusted for Skills 40 52 43 20 25 180
5★ Lv.40 40 38 43 20 25 166

Initial Stats (with Skills)

HP Atk Spd Def Res Total
5★ Lv.1 18 22 13 3 6 62

Stat Comparison of Similar Heroes

Hero
HP
Atk
Spd
Def
Res
Total
40 43 47 22 26 178
41 40 44 23 24 172
38 43 19 32 40 172
38 40 19 36 34 167
39 42 40 17 29 167
39 42 35 16 35 167
Thief Leila Icon Thief Leila
40 38 43 20 25 166
40 36 42 16 21 155
36 37 30 17 30 150
42 33 34 17 24 150
35 33 36 20 25 149
34 34 32 20 27 147

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

Thief Leila Roles, Strengths, and Weaknesses

Thief Leila Roles

Leila - Keen Lookout Roles
Close Physical AttackClose-Physical Ranged Physical AttackRanged-Physical Close Magic AttackClose-Magic Ranged Magic ImageRanged-Magic
Physical Wall ImagePhysical Wall Magic WallMagic Wall Effective ImageEffective Weapon Movement Assist ImageMovement 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

Thief Leila is a ranged magic attacker (range = 2). Therefore, when not accounting for the Weapon Triangle, the amount of damage she deals will be equivalent to her Atk minus the foe's Res stat.

Thief Leila Strengths

Soothing Scent grants Atk/Spd bonuses, applies a sweep effect, deals splash damage, and has a unique Canto effect

Thief Leila Attack Fire Emblem Heroes FEH

Thief Leila's Soothing Scent grants an accelerated Special trigger and Atk/Spd+6 during combat. It also denies the foe's counterattacks if Leila outspeeds her foe, and deals 10 post-combat damage to her foe and all other foes within 2 spaces of her foe.

It also has 【Canto (Ally 2)】, which is a unique effect to Thief Leila as of August 2022. 【Canto (Ally 2)】 allows Leila to warp to any space adjacent to an ally within 2 spaces after her first attack, assist, or structure destruction.

This Canto effect is clunky and completely reliant on ally's positioning. Thief Leila wants to attack first in order to apply the splash damage of Soothing Scent and activate the Pathfinder effect of Def/Res Smoke 3, positioning her allies on the previous turn is key in maximizing this weapon.

Thief Leila Weaknesses

Weak to Bows

As a flying unit, Thief Leila takes 1.5x damage from bows and weapons effective on flying units. Be sure to keep them out of the range of archers and leave them to other units.

Heroes with Effective Skills

Should you Unlock Potential?

Should You Unlock Potential for this Hero? Cannot Unlock Potential

Leila - Keen Lookout Only Appears as a 5 Star Hero!

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

Unlock Potential Tier List

Thief Leila - List of Skills

Weapons

Skill Name Might Range Effect Learned At
4 2 No Effect 5★
6 2 No Effect 5★
9 2 No Effect 5★
14 2 Enables 【Canto (Ally 2)】.
Accelerates Special trigger (cooldown count-1). At start of combat, if unit's HP ≥ 25%, grants Atk/Spd+6 to unit during combat, and also, if unit's Spd > foe's Spd, foe cannot counterattack. If unit's HP ≥ 25% at start of combat and unit attacks, after combat, deals 10 damage to target and foes within 2 spaces of target.
【Canto (Ally 2)】
After an attack, Assist skill, or structure destruction, unit can move to a space adjacent to any ally within 2 spaces. (Once per turn. Cannot attack or assist. After moving, if a skill that grants another action would be triggered (like with Galeforce), Canto will trigger after the granted action. Unit's base movement has no effect on movement granted. Granted movement treated as Warp movement.)
5★

Assists

This Hero has no Assist skills that can be learned.

Specials

Skill Name Effect Learned At
(Cooldown Count = 3) Resolve combat as if foe suffered Def/Res -30%. 5★
(Cooldown Count = 2) Treats foe's Def/Res as if reduced by 30% during combat. 5★

Passives

Skill Name Effect Learned At
If unit initiates combat, grants Spd+2 during combat. 5★
If unit initiates combat, grants Atk/Spd +2 during combat. 5★
If unit initiates combat, grants Atk/Spd +4 during combat. 5★
If unit initiates combat, grants Atk+6, Spd+7 during combat. 5★
After combat, inflicts Res -3 on foes within 2 spaces of target through their next actions. 5★
After combat, inflicts Res -5 on foes within 2 spaces of target through their next actions. 5★
After combat, inflicts Res -7 on foes within 2 spaces of target through their next actions. 5★
After combat, inflicts Def/Res-7 on target and foes within 2 spaces of target through their next actions, grants Atk+6 to unit and allies within 2 spaces of unit for 1 turn, and grants 【Pathfinder】 to unit for 1 turn. 5★

Thief Leila as a Source Hero

Thief Leila Avatar

Value of Skills ★★★☆☆

Thief Leila has Swift Sparrow 3 and Def/Res Smoke 3 as inheritance options.

Def/Res Smoke 3 is only found on Thief Leila and Sage Linde as of January 2023.

With pre-inheritance, it is possible to acquire both of these skills with one copy of Thief Leila!

List of Source Heroes The Best Fodder Units

Community Feedback

How would you rate Thief Leila?

Top tier hero. Must summon. 10
Votes
Summon if you need his/her hero archetype. 4
Votes
Summon if you like this hero. 0
Votes
Summon for his/her Skill Inheritance options. 1
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Pass on this hero. 0
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How to Get Thief Leila / Illustrations / Voice Actor / Quotes

How to Get Thief Leila

Obtained through a Special Summoning Event!

Thief Leila is a limited time Hero who can be pulled from a Special Heroes Summoning Event. They do not appear in regular summons.

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)
Rebeka Thomas
Illustrator Akka
Appears In

Illustration

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