support
Crackling Barrier
Supports Channelling Skills. While Channelling Supported Skills, you gain Lightning Thorns based off of your maximum Mana.
SupportLightningChannelling
Tier
B
Good option that performs well in the right setup or as a levelling skill.
Cost
mana
Cast Time
Instant
Crit Chance
—
Max Level
1
Cooldown
None
Gem Effects
Gain 15% of your maximum Mana as Lightning Thorns Damage while Channelling Supported Skills
Requirements
Primary:intelligence
Attribute scaling:intelligence-based (scales with gem level)
Best Active Skills for Crackling Barrier
Active gems that benefit most from this support
How to Use Crackling Barrier Effectively
Practical tips you won't find on the tooltip
🌈
Elemental Specialization
Only benefits lightning skills. Worthless for other elements — make sure your main skill matches.
📊
Gem Level Priority
Support gem level often provides bigger DPS gains than you'd expect. +1 gem level gear is excellent value.
How to Get Crackling Barrier
Source
Uncut Support Gem
Vendor
Gem vendor after quest
Max Level
1
Resource
mana
Use an Uncut Support Gem to obtain Crackling Barrier. These drop from enemies or can be purchased from the gem vendor once unlocked through the campaign.