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How to Unlock Piercing Blast Sword Skill | Echoes of Aincrad (SAO EoA)

How to Unlock Piercing Blast Sword Skill | Echoes of Aincrad (SAO EoA)

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

Piercing Blast Basic Information

Piercing Blast
Weapon TypeTwo-Handed Sword icon
Two-Handed Sword
SP Cost60Cooldown45
DescriptionCharge and thrust into a Crushing Attack, dealing 40 (+250% of ATK) damage, holding your opponent in place before kick-launching off of them for 40 (+250% ATK) damage. Hold the attack button to transform the kick attack into an upward slash dealing 340 (+250% of ATK) damage.

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

How to Unlock Piercing Blast 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.

Piercing Blast is unlocked by Two-Handed Sword Proficiency Lv. 7.

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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