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
Coming Soon
Life DrainLife DrainSupport Category: Life Drain Tier: 1Support Requirements: +5 DexSupports any skill that Hits enemies, causing you to recover Life when it Culls an enemy.Recover 12% of maximum Life over four seconds when Supported Skills Cull an EnemyPlace 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.
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
Coming Soon
Lightning PenetrationLightning PenetrationSupport, Lightning Category: Lightning Penetration Tier: 2 Cost & Reservation Multiplier: 120%Support Requirements: +5 DexSupports any skill that Hits enemies, making those HitsPenetrate enemy Lightning resistance.Supported Skills Penetrate 30% Lightning ResistancePlace 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.
Shock SiphonShock SiphonSupport, Lightning Cost & Reservation Multiplier: 120%Support Requirements: +5 IntSupports any skill that Hits enemies, causing you to recover Energy Shield when it kills a Shocked enemy.Recover 4% of maximum Energy Shield when a Supported Skill deals a Killing Blow to a Shocked EnemyPlace 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
Coming Soon
Soul DrainSoul DrainSupport Category: Soul Drain Tier: 3Support Requirements: +5 DexSupports any skill that Hits enemies, causing you to recover Mana when it Culls an enemy.Recover 12% of maximum Mana over four seconds when Supported Skills Cull an EnemyPlace 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
Lightning Warp has restrictions on where or how it can drop.