Ball Lightning

Ball LightningBarrageable, Spell, AoE, Projectile, Sustained, Lightning, Chaining
Tier: 11
Level: (1-20)
Cost: (10-109) Mana
Cast Time: 1.00 sec
Critical Strike Chance: 9.00%Fire a slow-moving orb Projectile that moves through enemies. The orb itself does not Hit enemies, but repeatedly shoots bolts of Lightning at nearby targets.Deals (1-3) to (3-66) Lightning Damage
Hits enemies in range every 0.2 seconds
750% more chance to Shock
Fires Beams at targets within 1.8 metres

Additional Effects From 1-20% Quality:
Fires Beams at targets within +(0.02-0.4) metresSkills can be managed in the Skills Panel.

Acquisition
Drop restricted
It can be obtained by engraving an Uncut Skill Gem.Metadata
Item class: Skill Gem
Metadata ID: Metadata/Items/Gems/SkillGemBallLightning

Ball Lightning is a lightning spell skill that launches a slow-moving projectile that rapidly hits nearby enemies. If you have a Fire Infusion, it is consumed to have the projectile leave ignited ground on it path and have it explode when it expires and deal fire damage in an area.

Gem level progression

Level		Mana Cost	Lightning Damage
1	0	10	1 to 3
2	3	11	1 to 4
3	6	13	1 to 5
4	10	15	1 to 6
5	14	17	1 to 8
6	18	19	1 to 10
7	22	21	1 to 12
8	26	24	1 to 14
9	31	28	1 to 17
10	36	31	1 to 19
11	41	36	1 to 22
12	46	40	1 to 25
13	52	46	2 to 29
14	58	52	2 to 33
15	64	59	2 to 37
16	66	66	2 to 42
17	72	75	2 to 47
18	78	85	3 to 53
19	84	96	3 to 59
20	90	109	3 to 66

Recommended support gems

The following support gems are recommendations by GGG as listed in-game, and do not necessarily reflect optimal combinations or the views of the wiki.

Gem tier	Support gems
I			UnleashUnleashSupport, Spell Category: Unleash Tier: 1 Cost & Reservation Multiplier: 150%Support Requirements: +5 IntSupports Spells you cast yourself, making their effect reoccur when cast. Cannot support Channelling Skills or Skills with a Cooldown.Supported Spells gain a Seal every 200% of cast time, to a maximum of 2 Seals Supported Spells are Unsealed when cast, and their effects Reoccur for each Seal lost Supported Skills deal 50% less Damage when ReoccurringPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
II	Considered CastingConsidered CastingSupport, Spell Category: Considered Casting Tier: 2 Cost & Reservation Multiplier: 115%Support Requirements: +5 IntSupports Spell Skills that Hit Enemies and you cast yourself, boosting Damage at the cost of Cast Speed.Supported Spell Skills have 15% less Cast Speed Supported Spells deal 35% more DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	ExciseExciseSupport Category: Grants Cooldown Tier: 2 Cooldown Time: 8.00 sec Can Store 1 Use(s)Support Requirements: +5 IntSupports any damaging Skill that you use yourself, granting it significantly higher chance to Critically Hit, but causing it to gain a long cooldown. Cannot support Skills which already have a cooldown.Supported Skills have 40% more chance to Critically Hit Supported Skills have a Cooldown of 8 secondsPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Inevitable CriticalInevitable CriticalSupport Category: Inevitable Critical Tier: 3 Cost & Reservation Multiplier: 120%Support Requirements: +5 IntSupports any skill you use yourself that Hits enemies, causing it to accumulate Critical Hit chance over time.Supported Skills gain 25% increased Critical Hit Chance each second, up to 200%. This Critical Hit Chance is lost whenever a skill supported by Inevitable Critical Critically HitsPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
III	Lightning ExposureLightning ExposureSupport, Lightning, Duration Category: Lightning Exposure Tier: 4 Cost & Reservation Multiplier: 120%Support Requirements: +5 DexSupports any skill that Hits enemies, causing it to inflict Exposure when inflicting Shock.Supported Skills inflict Exposure for 8 seconds on Shocking a targetPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Lightning MasteryLightning MasterySupport, Lightning Category: Mastery Tier: 5Support Requirements: +5 IntSupports Lightning skills, granting them an additional level. Does not support skills which do not have levels.+1 to Level of Supported Lightning SkillsPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
IV
V

Item acquisition

Ball Lightning has restrictions on where or how it can drop.

It can be obtained by engraving an Uncut Skill Gem.

Alternate skill effects

Ball Lightning has the following alternate skill effects:

Item	Description

Version history

Version	Changes
0.3.0	The base damage scaling of all player spell and secondary damage skills has been tweaked to scale better in the late game. Generally speaking, spells that do not have damage number changes called out below will have near-identical base damage at low levels, roughly 5% more damage at gem level 20, and roughly 20% more damage at gem level 30. Ball Lightning: Can now consume a Fire Infusion to leave a trail of ignited ground and explode at the end of its travel.
0.2.1	Added "Barrageable" gem tag.[Undocumented]
0.2.0f	Fixed a bug where Ball Lightning could not be supported by Chain support. Added "Chaining" gem tag.[Undocumented]
0.2.0	Many Skills have had their base damage and/or damage growth per level rebalanced. Most of these changes are not specifically mentioned below as the changes are too widespread. Improved Ball Lightning's description to clarify that the ball itself does not hit enemies.
0.1.0	Introduced to the game.