Mana Tempest

Mana TempestSpell, Buff, Lightning
Tier: 7
Level: 1
Cost: 1% Mana per second
Cooldown Time: 1.00 sec
Cast Time: 0.60 secCreate a storm of arcane energies that Empowers your Mana-costing Spells while you remain inside it. Maintaining the storm constantly drains your Mana, and each Spell you cast causes it to drain faster. The storm will dissipate when you exit it or run out of Mana.Empowered Spells Gain 66% of damage as Lightning Damage
Buff causes Lightning Spells that cost Mana to also Chain to +2 targets when Chaining, but not Chain further from them.
Projectiles from Empowered Lightning Spells Fork
30% of Mana Spent while in the storm is added to this Skill's Mana Cost per SecondSkills 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/SkillGemManaTempest

Mana Tempest is a Lightning Spell Skill.

Skill functions and interactions

Mana Tempest can apply to spells without mana costs, such as inherent weapon skills found on wands and staves.

Gem level progression

Level
1	0	0
2	3	9
3	6	14
4	10	21
5	14	28
6	18	35
7	22	41
8	26	48
9	31	57
10	36	65
11	41	74
12	46	82
13	52	92
14	58	103
15	64	113
16	66	116
17	72	126
18	78	137
19	84	147
20	90	157

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		LifetapLifetapSupport Category: Lifetap Tier: 2Support Requirements: +5 StrSupports any Skill, turning its Mana cost into a Life cost. Does not support Skills which reserve Spirit.Skill Mana Costs Converted to Life CostsPlace 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.	PremeditationPremeditationSupport Category: Premeditation Cost & Reservation Multiplier: 130%Support Requirements: +5 StrSupports skills that can Empower skills other than themselves, causing skills they Empower to deal more damage.Skills Empowered by Supported Skills deal 15% 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.
II	Coming Soon	Coming Soon	Coming Soon
III	Coming Soon	Coming Soon	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

Mana Tempest has restrictions on where or how it can drop.

It can be obtained by engraving an Uncut Skill Gem.

Alternate skill effects

Mana Tempest has the following alternate skill effects:

Item	Description

Version history

Version	Changes
0.3.0	Mana Tempest: Now has a minimum Gem level of 7 (previously 9).
0.2.0e	Mana Tempest can now be used with all spells, and has been changed to cause empowered spells to split to additional targets instead of chaining or forking.
0.2.0	Mana Tempest's quality now grants additional damage gained as lightning, instead of causing its effects to linger after you exited the Tempest (which did not actually function).
0.1.0	Introduced to the game.