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

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

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

Wave Bash Basic Information

Wave Bash
Weapon TypeMace icon
Mace
SP Cost30Cooldown20
DescriptionSwing your weapon, landing a Crush Attack that deals 110 (+200% of ATK) damage and sends your foe flying.

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

How to Unlock Wave Bash 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.

Wave Bash is unlocked by Mace 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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