Kunai - Refractionhttps://irowiki.org/wiki/Kunai_-_Refraction

Kunai - Refraction
Type:	Active Skill
Levels:	10
SP Cost:	50
Fixed Cast Time	0.5 seconds
Variable Cast Time	1.5 seconds
Cast Delay	0.5 seconds
Cooldown	2 seconds
Duration:	2 seconds
Range:	9 cells
Area of Effect	15x15
Ammunition	5 Kunai
Prerequisites
Shinkiro / Shiranui Kunai - RotationLv. 5

Kunai - Refraction (Alt: Kunai - Refraction) is a 3^rd expanded class active skill available as Shinkiro and Shiranui.

Explodes all Distortion Zones installed within a 15x15 range around you at once, inflicting ranged physical damage to enemies within a 5x5 cell range every 0.25 seconds for 2 seconds.

• The attack element depends on the element of the equipped Kunai.

Damage (ATK) = [(Base_Damage + (Kunai - Rotation Lvl x Multiplier) + 5 × POW) × Base_Lv ÷ 100]%

• Poenitentia Sol [2]
  • Increases damage by 7%.
  • If grade D or higher, increases damage by 5%.
  • If grade C or higher, increases damage by 3%.
  • If grade B or higher, increases damage by 5%.