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Final Fantasy 16 (FF16)

Arm of Darkness Ability Effects and Cooldown

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Arm of Darkness is the Eikonic Feat of Odin in Final Fantasy 16 (FF16). Read on to learn how to unlock and use Arm of Darkness, its ability upgrades, effects, AP cost, as well as how to unlock the Every Damn Sinew and Fistful of Steel trophies!

List of Contents

Arm of Darkness Overview

Overview and Effects

FF16 - Arm of Darkness
Arm of Darkness
FF16 - Attack FF16 - 5 Star
FF16 - Stagger FF16 - 1 Star
Description
Replace Clive’s current weapon with Odin’s blade. Landing abilities with the Arm of Darkness fills the Zantetsuken gauge. Hold □ to execute Zantetsuken.
Ability Cooldown N/A

Details and Use Cases

Recommended Use
- Individual attacks with Odin's blade are far less potent than those with Clive's regular weapon.
- Attacks with Odin's blade do not fill the Limit Break gauge.
- However, striking an enemy or landing an ability with Odin's blade fills the Zantetsuken gauge.
- Hold □ to ready Zantetsuken, release to execute.
- Zantetsuken potency and complexity increase with gauge level.

Techniques

Technique Command
Lv. 1 Zantetsuken Strike an enemy with a Lv. 1 Zantetsuken.
Lv. 2 Zantetsuken Strike an enemy with a Lv. 2 Zantetsuken.
Lv. 3 Zantetsuken Strike an enemy with a Lv. 3 Zantetsuken.
Lv. 4 Zantetsuken Strike an enemy with a Lv. 4 Zantetsuken.
Lv. 5 Zantetsuken Strike an enemy with a Lv. 5 Zantetsuken.
Flash of Steel Execute a Flash of Steel.
Steel Counter Execute a Steel Counter.

How to Unlock Arm of Darkness

Unlock Odin During The Last King

Arm of Darkness is unlocked by gaining the power of Odin during the quest, The Last King. You may need to complete or encounter a certain story section in order to unlock this ability.

How to Use Arm of Darkness

Have Odin Equipped and Press Circle

Eikonic Feats.png

Equip the Eikon you want to use and press Circle to activate the Eikonic Feat in combat!

All Eikonic Feats and How to Use

Arm of Darkness AP Cost and Upgrades

Base Ability and Upgrade Cost

AP Cost Added Effect
Base Base -
Upgrade N/A -
Mastery 5000 Increases maximum Zantetsuken level to 5.

Clive can learn and upgrade Abilities by spending Ability Points (AP) obtained through enemy combat and through completion of Main Quests, Side Quests, or even Hunt Board Quests.

How to Learn and Upgrade Abilities and Skills

Arm of Darkness Unlockable Trophies

Every Damn Sinew - Land 5 Lv2 or Higher Zantetsukens

Every Damn Sinew Bronze Trophy
FF16 - Silver Trophy Land a Lv. 2 or higher Zantetsuken five times (excluding battles in Hall of Virtue).

Using five Zantetsukens that are at least lv2 unlocks the Every Damn Sinew trophy achievement! Most of Odin's Eikonic Abilities also charges the Zantetsuken gauge, so use those to quickly increase its level.

Fistful of Steel - Execute 3 Steel Counters in a Single Battle

Fistful of Steel Bronze Trophy
FF16 - Silver Trophy Execute 3 Steel Counters in a single battle (excluding battles in Hall of Virtue).

Steel Counter is a technique done by parrying an attack and pressing the attack button again while holding Odin's sword (Arm of Darkness activated). Do this three times in a single battle to unlock the Fistful of Steel trophy achievement!

Trophy Guide: How to Get Platinum

Final Fantasy 16 (FF16) Related Guides

FF16 - Abilities

List of All Abilities and Skills

All Odin Abilities

List of Abilities
Gungnir Gungnir Heaven’s Cloud Heaven’s Cloud Rift Slip Rift Slip Arm of Darkness Arm of Darkness
Dancing Steel Dancing Steel

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