Aura Blade (오라 블레이드)

Ingame Description

Max Level: 5
Prerequisite: Bash 5, Magnum Break 5, Two-Handed Sword Mastery 5
Family (계열): Active
Type: Buff
Target (대상): Self
Description: Give the weapon you have equipped an aura, which increases its attack damage. Damage increases are affected by your base level.
[Lv 1] Additional Damage: Base Level x 4
[Lv 2] Additional Damage: Base Level x 5
[Lv 3] Additional Damage: Base Level x 6
[Lv 4] Additional Damage: Base Level x 7
[Lv 5] Additional Damage: Base Level x 8

The following details are not part of the ingame description, but can be found in the Aura Blade entry on the Ragnarok Zero website.

Status effect icon added (mentioned again, probably actually added during the 2019-10-2x maintenance as reported in the News post).
When reconnecting (when moving between certain maps), the effect is changed so that it is not released / cancelled.