Magnetic SalvoAttack, AoE, Projectile, Lightning Tier: 13 Level: 1Place into a Skill Gem socket to gain this skill. These are found in the Skill Gems panel.
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
HourglassHourglassSupport Tier: 1Support Requirements: +5 IntSupports any damaging skill that you use yourself, causing it to deal significantly more damage but gain a long cooldown. Cannot support Skills which already have a cooldown.Supported Skills deal 30% more Damage Supported Skills have +10 seconds to CooldownPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple copies of the same Support Gem socketed at the same time.
LeverageLeverageSupport Tier: 1Support Requirements: +5 DexSupports Skills which Hit Enemies. Supported Skills gain increased chance to Critically Hit against Immobilised Enemies.Supported Skills have 50% increased Critical Hit Chance against Immobilised EnemiesPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple copies of the same Support Gem socketed at the same time.
Lightning InfusionLightning InfusionSupport, Attack, Lightning Tier: 1Support Requirements: +5 DexSupports Attacks, causing them to GainLightning Damage but deal less Cold and Fire Damage.Supported AttacksGain 25% of Damage as extra Lightning Damage Supported Attacks deal 50% less Cold and Fire DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple copies of the same Support Gem socketed at the same time.
II
ElectrocuteElectrocuteSupport, Lightning Tier: 2Support Requirements: +5 DexSupports any Skill which can deal Damage. Lightning Damage from Supported Skills can inflict Electrocute, but Supported Skills cannot inflict Shock.Supported Skills Cannot inflict Shock Lightning Damage from Supported Skills Contributes to Electrocution BuildupPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple copies of the same Support Gem socketed at the same time.
ExciseExciseSupport Tier: 2Support 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 +8 seconds to CooldownPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple copies of the same Support Gem socketed at the same time.
Inevitable CriticalInevitable CriticalSupport, Critical Tier: 2 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 100%. 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 copies of the same Support Gem socketed at the same time.
III
Coming Soon
ExecrateExecrateSupport Tier: 3Support Requirements: +5 IntSupports any damaging Skill that you use yourself, granting it significantly higher chance to inflict Ailments on hit, but causing it to gain a long cooldown. Cannot support Skills which already have a cooldown.Supported Skills have 100% more chance to inflict Ailments Supported Skills have +8 seconds to CooldownPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple copies of the same Support Gem socketed at the same time.
HeftHeftSupport, Physical Tier: 3 Cost & Reservation Multiplier: 120%Support Requirements: +5 StrSupports Skills which deal Damage, increasing the maximum Physical Damage of their Hits.Supported Skills deal 30% more Maximum PhysicalHit DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple copies of the same Support Gem socketed at the same time.
Item acquisition
Magnetic Salvo has restrictions on where or how it can drop.