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
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II
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MomentumMomentumSupport Category: Momentum Tier: 2 Cost & Reservation Multiplier: 120%Support Requirements: +5 DexSupports any damaging skill that you use yourself, causing it to deal more damage if you move a sufficient distance while using the skill. Teleportation does not count towards the distance travelled.After moving at least 2 metres during a single use of a Supported Skill, the rest of that use deals 40% 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.
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
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.
Mana BountyMana BountySupportSupport Requirements: +5 DexSupports any skill that Hits enemies, causing enemies it kills to grant more Mana Flask charges.Enemies killed by Hits from Supported Skills grant 100% more Mana Flask ChargesPlace 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
Gathering Storm has restrictions on where or how it can drop.