Severe Rainstorm

__NOTOC__
Severe Rainstorm (Alt: Severe Rainstorm) is a 3rd class offensive skill available as Maestro and Wanderer.
==Effect==
Shoots a volley of arrows into the air and rain down on a targeted location, inflicting ranged physical damage every 0.3 seconds to all enemies within its area of effect doing total of 12 hits.
Level	Base Damage (Bow)	Base Damage(Instrument)	Cast Time (Fix + Var)	Cooldown	SP Cost
1 	100% 	120% 	(0.5 + 1.5)s 	5.0s 	80
2 	200% 	240% 	(0.5 + 2.0)s 	5.5s 	90
3 	300% 	360% 	(0.5 + 2.5)s 	6.0s 	100
4 	400% 	480% 	(0.5 + 3.0)s 	6.5s 	110
5 	500% 	600% 	(0.5 + 3.5)s 	7.0s 	120
 (ATK) = [{Base Damage + (DEX + AGI) ÷ 2} × ()]%
===Notes===
* Skill's element is based on arrow's element.
* The user cannot switch any equipment while this skill is ongoing.
* Because of the short delay, other skills can be used while this skill is still ongoing.
* If this skill is active when the user teleports, the temporary invulnerability normally granted after teleporting will be canceled.
===Known Bugs & Glitches===
* This skill causes position bug to both the user and the enemies. It was virtually impossible to move when hitting something with this skill.
** Fixed at 10/07/2013 in kRO and 08/25/2016 in iRO
* This skill's element was based on the weapon's element, if an instrument or whip was equipped.
** Fixed at 09/10/2024 in iRO
==External==
===Bestowed by===
====Shadow Chaser Only====
* + and weapon is enchanted with 
** ; Enables use, if sum of refine rates of headgear, weapon and shoes is +33 or more.
* + 
** Enables use of .
** If refine level is +12 or more, enables use of .
===Enhanced by===
====Headgear====
=====Bard=====
* 
** Reduces SP cost by 10.
** If refine level is +9 or higher, increases damage by 25%.
* 
** For every 2 refine levels, increases damage by 15%.
** When equipped with -
*** Increases damage by 30%
*** Reduces cooldown by 1.5 seconds
=====Dancer=====
* 
** Reduces SP cost by 10.
** If refine level is +9 or higher, increases damage by 25%.
* 
** For every 2 refine levels, increases damage by 15%.
** When equipped with -
*** Increases damage by 30%
*** Reduces cooldown by 1.5 seconds
====Weapon====
=====Bow=====
* 
** Decreases SP cost by 10.
* 
** If refine level is +9 or higher, increases damage by 10%.
** If refine level is +11 or higher, reduces cooldown by 2 seconds.
* 
** Reduces cooldown by 2 seconds.
** Increases SP cost by 15.
* 
** If refine level is +9 or higher, reduces cooldown by 2 seconds.
** If refine level is +11 or higher, increases damage by 15%.
* 
** If refine level is +7 or higher, reduces cooldown by 2 seconds.
** If refine level is +9 or higher, increases damage by 15%.
** If refine level is +11 or higher, increases damage by 10%.
* 
** If refine level is +9 or higher, increases damage by 30%.
** If refine level is +11 or higher, reduces cooldown by 2 seconds.
* 
** If refine level is +9 or higher, reduces cooldown by 2 seconds.
** If refine level is +11 or higher, increases damage by 40%.
* 
** If refine level is +7 or higher -
*** Increases damage by 25%.
*** Reduces cooldown by 2 seconds.
** If refine level is +9 or higher, increases damage by 30%.
* 
** increases damage by 10%
** If refine level is +7 or higher, increases damage by 15%.
** If refine level is +9 or higher, reduces cooldown by 2.5 seconds.
** If refine level is +11 or higher, increases damage by 20%.
* 
** For every 2 refine level, increases damage by 3%
** If refine level is +9 or higher, increases damage by 30%.
** If refine level is +11 or higher, reduces cooldown by 2 seconds.
** When equipped with , increases damage by 10% for every 2 refine level of weapon.
=====Instrument=====
* 
** If refine level is +7 or higher, reduces SP Cost by 10%.
** If refine level is +9 or higher, increase damage by 15%.
** If refine level is +11 or higher, reduces cooldown by 1 second.
** When equipped with -
*** And total refine level is +18 or higher, increases damage by 20%
*** And total refine level is +22 or higher, reduces cooldown by 1 second.
* 
** If refine level is +9 or higher, reduces cooldown by 1 seconds.
** If refine level is +11 or higher, reduces SP Cost by 20%.
** When equipped with , increases damage by 10% for every refine level of weapon.
* 
** Increase damage by 10%.
** If refine level is +9 or higher, increase damage by 15%.
** If refine level is +11 or higher, reduces cooldown by 2 seconds.
* 
** Increase damage by 10%.
** If refine level is +7 or higher, increase damage by 20%.
** If refine level is +9 or higher, reduces cooldown by 2.5 seconds.
** If refine level is +11 or higher, increase damage by 25%.
* 
** Increase damage by 10%.
** If refine level is +7 or higher, increase damage by 20%.
** If refine level is +9 or higher, reduces cooldown by 2.5 seconds.
** If refine level is +11 or higher, increase damage by 25%.
** If Grade is C or higher, increase damage by 15%.
* 
** For every 3 refine level, increase damage by 10%.
** If refine level is +7 or higher, increases damage by additional 15%.
** If refine level is +9 or higher, reduces cooldown by 2 seconds.
** When enchanted with , increases damage by 15%.
** When enchanted with , increases damage by 20%.
** When enchanted with , increases damage by 25%.
** When equipped with , increases damage by 10% for every 2 refine levels of weapon.
** When equipped with , increases damage by 12% for every 2 refine levels of weapon.
* 
** For every 3 refine levels, increases damage by 10%.
** When enchanted with -
*** Increases damage by 5%.
*** Reduces cooldown by 2 seconds.
*** If grade D or higher, increases damage by 7%.
*** If grade B or higher, increases damage by 8%.
*** If grade A, increases damage by 10%.
=====Whip=====
* 
** If refine level is +7 or higher, reduces SP cost by 10%.
** If refine level is +9 or higher, increases damage by 15%.
** If refine level is +11 or higher, reduces cooldown by 1 second.
** When equipped with -
*** And total refine level is +18 or higher, increases damage by 20%
*** And total refine level is +22 or higher, reduces cooldown by 1 second.
* 
** If refine level is +9 or higher, reduces cooldown by 1 seconds.
** If refine level is +11 or higher, reduces SP cost by 20%.
** When equipped with , increases damage by 10% for every refine level of weapon.
* 
** Increase damage by 10%.
** If refine level is +9 or higher, increases damage by 15%.
** If refine level is +11 or higher, reduces cooldown by 2 seconds.
* 
** Increase damage by 10%.
** If refine level is +7 or higher, increases damage by 20%.
** If refine level is +9 or higher, reduces cooldown by 2.5 seconds.
** If refine level is +11 or higher, increases damage by 25%.
* 
** Increase damage by 10%.
** If refine level is +7 or higher, increases damage by 20%.
** If refine level is +9 or higher, reduces cooldown by 2.5 seconds.
** If refine level is +11 or higher, increases damage by 25%.
** If Grade is C or higher, increases damage by 15%.
*:
**For every 3 refine level, increase damage by 10%.
**If refine level is +7 or higher, increases damage by additional 15%.
**If refine level is +9 or higher, reduces cooldown by 2 seconds.
** When enchanted with , increases damage by 15%.
** When enchanted with , increases damage by 20%.
** When enchanted with , increases damage by 25%.
** When equipped with , increases damage by 10% for every 2 refine levels of weapon.
** When equipped with , increases damage by 12% for every 2 refine levels of weapon.
* 
** For every 3 refine levels, increases damage by 10%.
** When enchanted with -
*** Increases damage by 5%.
*** Reduces cooldown by 2 seconds.
*** If grade D or higher, increases damage by 7%.
*** If grade B or higher, increases damage by 8%.
*** If grade A, increases damage by 10%.
====Garment====
* 
** If refine level is +7 or higher, reduces SP cost by 60.
** When equipped with and 
** When equipped with and 
** When equipped with and 
** When equipped with and 
*** For every refine level, increases damage by 5%.
* 
** For every 10 base levels, increases damage by 2%.
** If refine level is +7 or higher, reduces SP consumption by 20.
* 
** Increases damage by 2% per level of known.
** When learned , reduces cooldown by 2 seconds.
* 
** If refine level is +13 or higher, increases damage by 50%.
** If grade A and refine level is +14 or higher, increases damage by 70%.
====Shoes====
=====Shadow Chaser Only=====
* 
** For every 4 refine levels, increases damage by 15%.
** When equipped with and weapon is enchanted with -
*** Reduces cooldown by 6 seconds.
====Accessory====
* 
** For every 10 base levels, increases damage by 2%.
* 
** For every 3 base levels, increases damage by 1%
* 
** For every 2 base levels, increases damage by 1%, up to level 240.
* 
** Increases damage by 30%.
** When equipped with -
*** Reduces SP consumption by 60.
*** Reduces cooldown by 2 seconds.
*** When further equipped with, or , for every 3 refine levels of the helmet, increases damage by 10%.
* 
** Increases damage by 30%.
** When equipped by Maestro / Wanderer / Troubadour / Trouvere class, reduces cooldown by 4 seconds.
** When equipped with or -
*** Reduces SP consumption by 60.
*** For every 2 refine levels of helmet, increases damage by 10%.
====Card====
* 
** Increases damage by 20%.
** When compounded to a level 4 weapon, increases damage by 20%.
** If refine level is +10 or higher, increases damage by 20%.
* 
** Increases damage by +10%
** If equipped with and ,
*** Increases damage by +20%
*** For every 2 refine levels of weapon, increases damage by +5%
====Enchant====
* 
** Increases damage by 5%
** If refine level is +7 or higher, increases damage by 3%
** If refine level is +11 or higher, increases damage by 7%
* 
** Increases damage by 15%
** If refine level is +7 or higher, increases damage by 15%
** If refine level is +9 or higher, increases damage by 15%
** If refine level is +11 or higher, increases damage by 15%
====Shadows====
* 
** Increases damage by 5%
** For every 2 refine level, increases damage by 2%
* 
** Reduces SP consumption by 2%
** For every 2 refine level, reduces SP consumption by 1%
* , and 
** For every 2 collective refine level, increases damage by 1%
====Costume====
* 
** Increases damage by 15%
** When equipped with -
*** , increases damage by 15%
*** , reduces cooldown by 1s
*** , increases damage by 15%
====Equipment Sets====
* Fancy Feather Hat & Leather of Tendrillion Set
** For every 2 refine levels of garment, increases damage by 7%.
* Stripe Hat & MH-P89-OS Set
** Increases damage by 10%.
* + + 
** If combined refine level is 27 or higher, increases damage by 10%.
** When further equipped with , increases damage by 10%.
* + + 
** If combined refine level is 27 or higher, increases damage by 10%.
** When further equipped with , increases damage by 15%.
* + + 
** If combined refine level is 27 or higher, increases damage by 15%.
** When further equipped with , increases damage by 15%.
* + 
** Reduces cooldown by 1 second.
* + 
** Reduces cooldown by 2 seconds.
* + 
** Increases damage by 8%.
* + 
** Increases damage by 12%.
* + 
** For every 2 refine levels, increases damage by 10%.
* + + ( OR )
** Reduces cooldown by 1.5 seconds.
==Changelog==
*
**Skill now can be used with Instruments or Whip class weapon, where the skill will deal 50% more damage.
*October 13th, 2022
**Damage Improved. 
***Old Bow: [{(DEX + AGI) × (SkillLv ÷ 5)} × (BaseLv ÷ 100)]%
***New Bow: [{100 × Skill_Lvl + (DEX + AGI) ÷ 2} × (BaseLv ÷ 100)]%
***Old Instrument: [{(DEX + AGI) × (SkillLv ÷ 5)} × 1.5 × (BaseLv ÷ 100)]%
***New Instrument: [{120 × Skill_Lvl + (DEX + AGI) ÷ 2} × (BaseLv ÷ 100)]%
**Reduced Arrow Usage to 10.