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

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

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

Lightstreak Basic Information

Lightstreak
Weapon TypeRapier icon
Rapier
SP Cost30Cooldown15
DescriptionLaunch a quick thrusting Crush Attack dealing 200 (+200% of ATK) damage.

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

How to Unlock Lightstreak 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.

Lightstreak is unlocked by Rapier Proficiency Lv. 5.

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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