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
ChainChainProjectile, Chaining Tier: 1 Level: 1Supports Projectile Skills and any other skills that Chain, causing them to Chain additional times.Supported Skills chain +1 times Supported Skills Chain 100% more times Supported Skills deal 50% less Damage with 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.
Wind WaveWind WaveAoE, Trigger Tier: 1 Level: 1Supports any skill that you can use, triggering a blast of wind that Knocks Back enemies if you are Stunned while using it.Trigger wind Wave when Stunned while using Supported SkillsPlace 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.
Window of OpportunityWindow of OpportunityChannelling Tier: 1 Level: 1Supports Channelling skills that have special effects if released with Perfect Timing, causing them to deal much more damage if released with Perfect Timing but reducing the Perfect Timing window.Supported Skills have a 25% shorter Perfect Timing window Supported Skills deal 50% more Damage when released with Perfect TimingPlace 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
DevastateDevastateTier: 2 Level: 1 Cost & Reservation Multiplier: 120%Supports any skill that Hits enemies, causing them to apply Broken Armour to enemies when causing a Heavy Stun to enemies.Supported Skills Fully Break Armour when inflicting a Heavy StunPlace 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.
Exploit WeaknessExploit WeaknessPayoff Tier: 2 Level: 1 Cost & Reservation Multiplier: 130%Supports any skill that Hits enemies, causing them to deal more Damage against enemies with Broken Armour but preventing them from Breaking Armour themselves. Cannot support skills that Consume Broken Armour.Supported Skills cannot Break Armour Supported Skills Consume Enemy Fully Broken Armour to deal 50% more 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.
LongshotLongshotAttack Tier: 2 Level: 1 Cost & Reservation Multiplier: 120%Supports Attacks, causing them to deal more damage from farther away.Supported Skills deal 35% more Attack Damage to enemies further than 7 metres from you, scaling down to no bonus at 3.5 metres or closerPlace 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
ExecrateExecrateTier: 3 Level: 1 Cooldown Time: 8.00 secSupports 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.
HeftHeftPhysical Tier: 3 Level: 1 Cost & Reservation Multiplier: 120%Supports Skills which deal Damage, increasing the maximum Physical Damage of their Hits.Supported Skills have 30% more Maximum Physical 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.
SupercriticalSupercriticalTier: 3 Level: 1Supports any skill that Hits enemies, causing it to deal more damage with Critical Hits but have less Critical Hit chance.Supported Skills have 100% increased Critical Damage Bonus Supported Skills have 20% less Critical Hit chancePlace 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
Snipe has restrictions on where or how it can drop.