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How to Unlock Fierce Shock Sword Skill | Echoes of Aincrad (SAO EoA)

How to Unlock Fierce Shock Sword Skill | Echoes of Aincrad (SAO EoA)

Last Updated: July 21, 2026 at 1:39 PM
Table of Contents

Fierce Shock Basic Information

Fierce Shock
Weapon TypeTwo-Handed Axe icon
Two-Handed Axe
SP Cost90Cooldown60
DescriptionSlam the ground, causing a Sword Spike wave dealing 600 (+130% of ATK) damage.

Here is the basic information for the Fierce Shock, showing its weapon type, SP Cost and Cooldown, description, and how to unlock it.

How to Unlock Fierce Shock Sword Skill

sword skill levelling.jpg

Sword Skills, although being named as such, can be for different weapon types such as the rapier, dagger, and so on. Except for the defaults, you can unlock Sword Skills by simply increasing your weapon proficiency.

Fierce Shock is unlocked by Default.

How to Increase Weapon Proficiency

Upon completion of the side quest, “Thrill of the Unknown,” you can increase your proficiency. You can then reallocate your Sword Skill points using your chest at the inn.

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