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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Module Error: No results found for item using search term "item_name = Fortress"
Ice BiteIce BiteSupport, Attack, Cold, Duration Category: Ice Bite Tier: 1Support Requirements: +5 IntSupports Attacks you use yourself. Freezing an enemy with supported skills infuses all of your Attacks with Cold damage for a short time.AttacksGain 25% of Damage as Cold Damage for 5 seconds on Freezing an enemy with Supported 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.
II
GlacierGlacierSupport Category: Glacier Tier: 2Support Requirements: +5 IntSupports any Skill which creates Ice Crystals, causing them to be created with higher Life.Ice Crystals created by Supported Skills have 100% more LifePlace 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.
Module Error: No results found for item using search term "item_name = Longshot"
Module Error: No results found for item using search term "item_name = Primal Armament"
III
Cold ExposureCold ExposureSupport, Cold, Duration Category: Cold Exposure Tier: 4 Cost & Reservation Multiplier: 120%Support Requirements: +5 IntSupports any skill that Hits enemies, causing it to inflict Exposure when it Critically Hits an enemy.Supported Skills inflict Exposure for 8 seconds on Critical Hit with Cold 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.
Elemental FocusElemental FocusSupport Category: Elemental Focus Tier: 3Support Requirements: +5 IntSupports any skill that Hits enemies, causing it to deal more Elemental Damage but be unable to inflict Elemental Ailments.Supported Skills deal 25% more Elemental Damage Supported Skills cannot inflict Elemental AilmentsPlace 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.
Nimble ReloadNimble ReloadSupport, Ammunition, Projectile Category: Nimble Reload Tier: 4Support Requirements: +5 DexSupports CrossbowAmmunition Skills, causing them to Reload bolts significantly faster.Supported Skills have 60% increased Crossbow Reload SpeedPlace 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.
Item acquisition
Glacial Bolt has restrictions on where or how it can drop.
Ice BiteIce BiteSupport, Attack, Cold, Duration
GlacierGlacierSupport
Cold ExposureCold ExposureSupport, Cold, Duration
Elemental FocusElemental FocusSupport
Nimble ReloadNimble ReloadSupport, Ammunition, Projectile
