EON/Nightseeker/Skills

This page details full data for the Nightseeker's skills in Etrian Odyssey Nexus.

Throwing Knife attack skills do not actually require knives equipped, but will still calculate off the ATK and hit rate of the strongest weapon the user has equipped.

Force skills (Lv. 1)

Killing Intent キラースタンス
Force Boost For 3 turns, increases user's status ailment success rate and all ATK. Release murderous intent from within, and focus on slaying the enemy.
Level	1
ATK Increase	40%
Ailment Infliction Rate Increase	40%

Disaster ディザスター
Force Break Powerful cut to 1 enemy. If target has a status ailment, ailment effect lengthens. Thrust a blade dipped in secret toxins that rob the enemy's health. Also gets affected by the Force Boost's buff. Ailment is forced to last 1 turn longer. Body part used: Arms Stat(s) used: STR
Level	1	60	130
Damage	500%	950%	1400%

Novice skills (Lv. 1)

Sand Throw 盲目の投刃
Attack Skill (Throwing Knife) Ranged cut to 1 enemy. May blind. Throw a knife laced with harmful substances. Body part used: Arms Stat(s) used: STR, LUC
Level	1	2	3	4	5	6
TP Cost	3					5
Damage	125%					150%
Blind Infliction Rate	35%	38%	41%	44%	47%	60%
Hit Rate Modifier	+5%

Sleep Throw 睡眠の投刃
Attack Skill (Throwing Knife) Ranged cut to 1 enemy. May put to sleep. Throw a knife laced with harmful substances. Body part used: Arms Stat(s) used: STR, LUC Prerequisite skill(s): Sand Throw, lv. 2
Level	1	2	3	4	5	6
TP Cost	3					5
Damage	125%					150%
Sleep Infliction Rate	40%	43%	46%	49%	52%	65%
Hit Rate Modifier	+5%

Shadow Cloak ハイドクローク
Buff Skill: DEF Over the next 3 turns, user can null a physical attack once. Evade the enemy's attack by hiding behind a stealthy cloak. Buff is dispelled after nullifying an attack. Body part used: Legs
Level	1	2	3	4
TP Cost	4
Activation Speed	20%	50%	80%	200%

Biding Slice ディレイスタブ
Attack Skill (Sword/Knife) Melee cut attack to 1 enemy. If user is not hit this turn, cuts enemy again. Performs a follow-up attack while the enemy's attention is diverted. Body part used: Arms Stat(s) used: STR Prerequisite skill(s): Shadow Cloak, lv. 1
Level	1	2	3	4	5	6	7	8
TP Cost	4			7				10
Damage per Hit	165%	171%	177%	197%	203%	209%	215%	250%
Activation Speed	120%
Hit Rate	+15%

Ice Knife アイスブラッシュ
Attack Skill (Sword/Knife) Ice/cut attack to 1 enemy. Slash the enemy with a frozen blade. Body part used: Arms Stat(s) used: STR
Level	1	2	3	4	5	6	7	8
TP Cost	5			8				12
Damage	160%	167%	174%	199%	206%	213%	220%	260%

Proficiency 夜賊の心得
Support Skill Greatly increases damage to enemies suffering from ailments. Opportunistically attack the vulnerable.
Level	1	2	3	4	5	6	7	8	9	10
ATK Increase	12%	14%	16%	18%	20%	23%	26%	29%	32%	50%

Decoy Sign デコイサイン
Buff Skill: Draw Rate Raises chance of 1 ally being targeted for 3 turns. A feint that leads the enemy to target whoever you choose.
Level	1	2	3	4
Target Chance Increase	20%	25%	30%	50%
Activation Speed	150%

Blade Flurry 追影の刃
Support Skill Can attack twice per turn if two weapons are equipped. A sub-weapon can be equipped once this skill is learned. Level up to raise power of second attack. Normal attack hits with the primary weapon and sub-weapon, each hit using the properties of their respective weapons.
Level	1	2	3	4	5	6	7	8
Second Attack Damage	30%	33%	36%	39%	42%	45%	48%	60%

Chop 伐採
Gathering Skill Increases material yield from chopping in the labyrinth. --

Veteran skills (Lv. 20)

Curse Throw 呪いの投刃
Attack Skill (Throwing Knife) Ranged cut attack to 1 enemy. May curse. Throw a knife laced with harmful substances. Body part used: Arms Stat(s) used: STR, LUC Prerequisite skill(s): Sleep Throw, lv. 3
Level	1	2	3	4	5	6
TP Cost	3					5
Damage	125%					150%
Curse Infliction Rate	40%	44%	48%	52%	56%	70%
Hit Rate Modifier	+5%

Nerve Throw 麻痺の投刃
Attack Skill (Throwing Knife) Ranged cut attack to 1 enemy. May paralyze. Throw a knife laced with harmful substances. Body part used: Arms Stat(s) used: STR, LUC Prerequisite skill(s): Curse Throw, lv. 2
Level	1	2	3	4	5	6
TP Cost	3					5
Damage	125%					150%
Paralysis Infliction Rate	35%	38%	41%	44%	47%	60%
Hit Rate Modifier	+5%

Shadow Bite シャドウバイト
Attack Skill (Sword/Knife) Melee cut to 1 enemy, with increased damage against ailing enemies. Perform a fatal strike from the shadows. Body part used: Arms Stat(s) used: STR Prerequisite skill(s): Sleep Throw, lv. 3
Level	1	2	3	4	5	6	7	8	9	10
TP Cost	7				11					16
Damage	200%	207%	214%	221%	246%	253%	260%	267%	274%	315%
Damage Vs. Ailing Enemies	400%	414%	428%	442%	492%	506%	520%	534%	548%	630%
Activation Speed	70%
Hit Rate Modifier	+5%

Auto-Cloak 先制クローク
Support Skill May use Shadow Cloak at the start of battle. User must know Shadow Cloak. Will not activate if another party member uses it first. Prerequisite skill(s): Biding Slice, lv. 2
Level	1	2	3	4	5	6
Activation Rate	25%	30%	35%	40%	45%	67%

Backstab バックスタブ
Attack Skill (Sword/Knife) Cut to 1 enemy. May bind head. Strong and untyped if Shadow Cloak is active. Approach an enemy from behind and strike its pressure point in the neck. Body part used: Arms Stat(s) used: STR, LUC Prerequisite skill(s): Auto-Cloak, lv. 2
Level	1	2	3	4	5	6	7	8	9	10
TP Cost	7				11					15
Damage	160%	168%	176%	184%	209%	217%	225%	233%	241%	285%
Damage With Shadow Cloak	320%	336%	352%	368%	418%	434%	450%	466%	482%	570%
Head Bind Infliction Rate	25%				35%					45%
Hit Rate Modifier	80%
Accuracy	+5%

Sneak Attack 奇襲
Field Skill Increases the chance of acting first in battle for a set number of steps. Stay attuned to your surroundings and get the jump on the enemy. Prerequisite skill(s): Proficiency, lv. 2
Level	1	2	3	4	5	6
TP Cost	10					15
Duration (Steps)	60	70	80	90	100	255
Preemptive Rate Increase	6%	7%	8%	9%	10%	20%

Foul Mastery 闇討マスタリ
Support Skill: Mastery Raises ATK for each status effect user inflicts. MAX stack of 3. Lost when KO'd. Prerequisite skill(s): Sneak Attack, lv. 2
Level	1	2	3	4	5	6	7	8	9	10
ATK Increase (1 Time)	4%	5%	6%	7%	8%	10%	11%	13%	14%	20%
ATK Increase (2 Times)	8%	10%	12%	14%	16%	20%	22%	26%	28%	40%
ATK Increase (3 Times)	10%	12%	15%	17%	20%	25%	27%	32%	35%	50%

Speed Up 素早さブースト
Support Skill: Stats Increases hit rate, evasion, and act speed. Train your flexibility.
Level	1	2	3	4	5	6	7	8
Accuracy Increase	2.5%	3.1%	3.7%	5.7%	6.3%	6.9%	7.5%	10%
Evasion Increase	2.5%	3.1%	3.7%	5.7%	6.3%	6.9%	7.5%	10%
Action Speed Increase	6	8	10	16	18	20	22	30

Spread Throw スプレッドスロー
Support Skill: Charge Until end of next turn, Throw skills hit all and are more likely to inflict ailments. Learn the trick to throwing multiple knives at once. Body part used: Arms
Level	1	2	3	4
TP Cost	5			7
Ailment Infliction Rate Increase	5%	10%	15%	35%

Master skills (Lv. 40)

Venom Throw 猛毒の投刃
Attack Skill (Throwing Knife) Ranged cut attack to 1 enemy. May poison. Throw a knife laced with harmful substances. Body part used: Arms Stat(s) used: STR, LUC Prerequisite skill(s): Nerve Throw, lv. 2
Level	1	2	3	4	5	6
TP Cost	3					5
Damage	125%					150%
Poison Infliction Rate	35%	38%	41%	44%	47%	60%
Base Poison Damage	50	60	70	80	90	130
Hit Rate Modifier	+5%

Swift Edge スウィフトソード
Attack Skill (Sword/Knife) 3-5 melee cuts to 1 enemy. If target has a status ailment, MAX attacks increases. Slash your enemies with inhuman speed. Maximum of 9 attacks to a target with an ailment. Body part used: Arms Stat(s) used: STR Prerequisite skill(s): Shadow Bite, lv. 3
Level	1	2	3	4	5	6	7	8	9	10
TP Cost	14				19					25
Damage per Hit	80%	82%	84%	86%	94%	96%	99%	101%	104%	120%
Damage Range (Base)	240%​-​400%	246%​-​410%	252%​-​420%	258%​-​430%	282%​-​470%	288%​-​480%	297%​-​495%	303%​-​505%	312%​-​520%	360%​-​600%
Average Damage (Base)	320%	328%	336%	344%	376%	384%	396%	404%	416%	480%
Damage Range (Ailing Enemy)	240%​-​720%	246%​-​738%	252%​-​756%	258%​-​774%	282%​-​846%	288%​-​864%	297%​-​891%	303%​-​909%	312%​-​936%	360%​-​1080%
Damage Range (Ailing Enemy)	480%	492%	504%	516%	564%	576%	594%	606%	624%	720%
Activation Speed	80%
Accuracy	-20%

Assassinate アサシネイション
Attack Skill (Sword/Knife) Melee cut to 1 enemy. If Shadow Cloak is in play, may instakill the target. Perform a lethal strike. Body part used: Arms Stat(s) used: STR, LUC Prerequisite skill(s): Backstab, lv. 3
Level	1	2	3	4	5	6	7	8
TP Cost	10			15				20
Damage	310%	320%	330%	380%	390%	400%	410%	500%
Instant Kill Rate	25%			32%				40%
Activation Speed	50%
Hit Rate Modifier	+5%

Enduring Cloak リターンクローク
Support Skill When an attack is nulled by Shadow Cloak, may activate Shadow Cloak again. Stay hidden with finely honed skills. Prerequisite skill(s): Assassinate, lv. 3
Level	1	2	3	4	5	6	7	8
Activation Rate	8%	11%	14%	17%	20%	23%	26%	34%

Follow Trace 追影の残滓
Support Skill If target has a status ailment, attack skills may activate twice. Will not activate on Link skills, follow-up attacks, or counterattacks. Prerequisite skill(s): Blade Flurry, lv. 4
Level	1	2	3	4	5	6	7	8	9	10
Activation Rate	6%	8%	10%	12%	14%	17%	20%	23%	26%	35%

Auto-Spread 先制スプレッド
Support Skill May use Spread Throw at the start of battle. User must know Spread Throw. Will not activate if another party member uses it first. Prerequisite skill(s): Spread Throw, lv. 2
Level	1	2	3	4	5	6
Activation Rate	20%	26%	33%	39%	46%	66%

References

• Common Passives Data by Rea
• Skill Data for Nightseeker by Hououin Makise/Rea
• Skill simulator