Blight
BlightSpell, Chaos, AoE, Channelling, Duration
Radius: 26
Mana Cost: (2-5)
Cast Time: 0.30 secApply a debuff to enemies in front of you which deals chaos damage over time. Enemies who aren't already debuffed by Blight are also hindered for a shorter secondary duration, slowing their movement. Continued channelling adds layers of damage to the debuff, each with their own duration.Per 1% Quality:1Superior2Anomalous3Divergent0.5% increased Area of Effect1% increased Chaos Damage3% increased Secondary DurationDeals (3.1-257.4) Base Chaos Damage per second
Base duration is 2.5 seconds
Base secondary duration is 0.8 seconds
80% reduced Movement Speed
Debuff can have up to 20 layers of Damage
Modifiers to Spell Damage apply to this Skill's Damage Over Time effect
+(0-6) to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.
Acquisition
Level: 5Purchase Costs
Sell Price
1x Scroll FragmentMiscellaneous
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemBlight
Radius: 26
Mana Cost: (2-5)
Cast Time: 0.30 secApply a debuff to enemies in front of you which deals chaos damage over time. Enemies who aren't already debuffed by Blight are also hindered for a shorter secondary duration, slowing their movement. Continued channelling adds layers of damage to the debuff, each with their own duration.Per 1% Quality:1Superior2Anomalous3Divergent0.5% increased Area of Effect1% increased Chaos Damage3% increased Secondary DurationDeals (3.1-257.4) Base Chaos Damage per second
Base duration is 2.5 seconds
Base secondary duration is 0.8 seconds
80% reduced Movement Speed
Debuff can have up to 20 layers of Damage
Modifiers to Spell Damage apply to this Skill's Damage Over Time effect
+(0-6) to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.


Level: 5Purchase Costs
Normal | 1x Scroll of Wisdom |
1x Scroll FragmentMiscellaneous
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemBlight

This page is about the skill gem. For the game mechanic, see Blight (game mechanic).
For the challenge league, see Blight league.
For the Vaal-themed counterpart, see Vaal Blight.
Blight is a channelling spell that deals chaos damage over time to all enemies in the area in front of the caster.
Contents
Skill functions and interactions
- Damage over time: Modifiers to spell, chaos damage, and damage over time affect the damage over time component of this spell.
- Area of effect: Increasing or decreasing the area works as expected, but area damage (from e.g.
Concentrated Effect SupportConcentrated Effect SupportSupport, AoE
Icon: o
Mana Multiplier: 140%Requires Level 18Supports any skill with an area of effect, regardless of whether that skill deals damage.Per 1% Quality:123Supported Skills deal 0.5% increased Area DamageSupported Skills have 0.5% less Area of EffectSupported Skills have 0.5% reduced Enemy Stun ThresholdSupported Skills have 30% less Area of Effect
Supported Skills deal (35-54)% more Area DamageThis is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket.) does not apply.[1]
- Blight does not hit and therefore cannot be supported by added damage supports such as
Added Chaos Damage SupportAdded Chaos Damage SupportChaos, Support
Icon: H
Mana Multiplier: 130%Requires Level 31Supports any skill that hits enemies.Per 1% Quality:123Supported Skills deal 0.5% increased Chaos DamageSupported Skills Penetrate 0.25% Chaos ResistanceSupported Skills have 1% of Physical Damage Converted to Chaos DamageSupported Skills have (17-170) to (26-255) added Chaos DamageThis is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket.and cannot confer the effects of supports such as
Blind SupportBlind SupportSupport
Icon: xRequires Level 8Supports any skill that hits enemies.Per 1% Quality:1Superior2Anomalous3DivergentSupported Skills have 1% increased Blinding durationSupported Skills have 0.5% chance to Blind enemies on hitSupported Skills have 2% increased Critical Strike Chance against Blinded EnemiesSupported Skills have 10% chance to Blind enemies on hit
Supported Skills have (0-38)% increased Blinding durationThis is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket.or
Hextouch SupportHextouch SupportTrigger, Support, Hex
Icon: &Requires Level 38Must support both a skill that hits enemies, and a hex curse skill to work. The hex will be applied when enemies are hit by the other skill. Cannot support totems, traps, or mines. Minions cannot apply hexes this way.Per 1% Quality:1230.5% increased Effect of Supported CursesSupported Skills deal 1% increased Damage with Hits and Ailments per Curse on Enemy0.5% reduced Effect of Supported Curses
Supported Skills have 2% increased Curse DurationSupported Skills apply supported Curses on Hit
Supported Skills have (50-12)% reduced Curse Duration
You cannot Cast Supported Curse SpellsThis is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket.. Additionally, on hit effects such as Leech, poison, or life gain on hit will not occur while using Blight. Despite not hitting, Blight will break pots, baskets, cairns, etc. within its area of effect.
- See Channelling for more information.
- Blight and Vaal blight both count towards the maximum limit of 20 debuffs per monsters.
Gem level progression
Level | ![]() | ![]() | Mana Cost | Chaos Damage per sec | Radius | Exp. | Total Exp. |
---|---|---|---|---|---|---|---|
1 | 1 | 0 | 2 | 3.1 | N/A | 0 | 0 |
2 | 2 | 0 | 2 | 3.5 | N/A | 70 | 70 |
3 | 4 | 16 | 2 | 4.5 | +1 | 308 | 378 |
4 | 7 | 22 | 2 | 6 | +1 | 1,554 | 1,932 |
5 | 11 | 31 | 2 | 8.6 | +1 | 6,667 | 8,599 |
6 | 16 | 41 | 2 | 12.7 | +2 | 26,047 | 34,646 |
7 | 20 | 50 | 2 | 16.8 | +2 | 49,725 | 84,371 |
8 | 24 | 58 | 2 | 21.9 | +2 | 95,714 | 180,085 |
9 | 28 | 67 | 3 | 28.2 | +3 | 169,595 | 349,680 |
10 | 32 | 75 | 3 | 35.8 | +3 | 283,759 | 633,439 |
11 | 36 | 83 | 3 | 45.1 | +3 | 453,996 | 1,087,435 |
12 | 40 | 92 | 3 | 56.4 | +4 | 703,128 | 1,790,563 |
13 | 44 | 100 | 4 | 70 | +4 | 1,061,223 | 2,851,786 |
14 | 48 | 109 | 4 | 86.5 | +4 | 2,065,870 | 4,917,656 |
15 | 52 | 117 | 4 | 106.4 | +5 | 2,507,110 | 7,424,766 |
16 | 56 | 125 | 4 | 130.2 | +5 | 5,798,936 | 13,223,702 |
17 | 60 | 134 | 4 | 158.8 | +5 | 15,083,919 | 28,307,621 |
18 | 64 | 142 | 5 | 193.1 | +6 | 27,792,735 | 56,100,356 |
19 | 67 | 148 | 5 | 223.1 | +6 | 43,869,739 | 99,970,095 |
20 | 70 | 155 | 5 | 257.4 | +6 | 242,081,556 | 342,051,651 |
21 | 72 | 159 | 5 | 282.9 | +7 | N/A | N/A |
22 | 74 | N/A | 5 | 310.8 | +7 | N/A | N/A |
23 | 76 | N/A | 5 | 341.2 | +7 | N/A | N/A |
24 | 78 | N/A | 5 | 374.4 | +8 | N/A | N/A |
25 | 80 | N/A | 5 | 410.6 | +8 | N/A | N/A |
26 | 82 | N/A | 6 | 450 | +8 | N/A | N/A |
27 | 84 | N/A | 6 | 493.1 | +9 | N/A | N/A |
28 | 86 | N/A | 6 | 540 | +9 | N/A | N/A |
29 | 88 | N/A | 6 | 591.1 | +9 | N/A | N/A |
30 | 90 | N/A | 6 | 646.8 | +10 | N/A | N/A |
31 | 91 | N/A | 6 | 676.4 | +10 | N/A | N/A |
32 | 92 | N/A | 6 | 707.4 | +10 | N/A | N/A |
33 | 93 | N/A | 6 | 739.7 | +10 | N/A | N/A |
34 | 94 | N/A | 6 | 773.4 | +10 | N/A | N/A |
35 | 95 | N/A | 6 | 808.6 | +10 | N/A | N/A |
36 | 96 | N/A | 6 | 845.3 | +11 | N/A | N/A |
37 | 97 | N/A | 6 | 883.5 | +11 | N/A | N/A |
38 | 98 | N/A | 6 | 923.5 | +11 | N/A | N/A |
39 | 99 | N/A | 7 | 965.1 | +11 | N/A | N/A |
40 | 100 | N/A | 7 | 1008.6 | +11 | N/A | N/A |
Item acquisition
Upgrade paths
This item can be acquired through the following upgrade paths or vendor recipes:
Amount | Ingredient | General Notes | Type |
---|---|---|---|
6 | ![]() ![]() ![]() - Ezomyte Proverb ![]() | random level 20 gem | Automatic |
13 | ![]() ![]() ![]() CorruptedThe mighty warriors traded in blows, the nimble archers in arrows, yet it was the brazen thaumaturgists who would bring catastrophe to all. ![]() | random corrupted level 21 Spell gem | Automatic |
3 | ![]() ![]() ![]() Quality: +20%"I swore to use my position to help the people. What good is power when it just accumulates on the already-powerful?" - Erasmus, Imperial Gemcutter ![]() | random superior gem (Q20) | Automatic |
Quest reward
This item is given as a quest reward for the following quests:
Class → | Witch | Shadow | Ranger | Duelist | Marauder | Templar | Scion |
---|---|---|---|---|---|---|---|
Quest ↓ | |||||||
Enemy at the Gate Act 1 | ✓ | ✓ | ✗ | ✗ | ✗ | ✗ | ✗ |
Vendor reward
This item can be bought at the listed NPC vendors, after completing the following quests:
Class → | Witch | Shadow | Ranger | Duelist | Marauder | Templar | Scion |
---|---|---|---|---|---|---|---|
Quest ↓ | |||||||
Enemy at the Gate Act 1 Nessa | ✓ | ✓ | ✗ | ✗ | ✗ | ✓ | ✓ |
A Fixture of Fate Act 3 Siosa | ✓ | ||||||
Fallen from Grace Act 6 Lilly Roth | ✓ |
Threshold jewels
The following threshold jewels augment Blight:
Item | Limit | Radius | Stats |
---|---|---|---|
Spreading Rot![]() Cobalt JewelLimited to: 2 Radius: Medium (1200)(7-13)% increased Chaos Damage With at least 40 Intelligence in Radius, Blight inflicts Withered for 2 seconds With at least 40 Intelligence in Radius, Blight has 50% increased Hinder DurationThe Cataclysm was but the first act in a play of horrors. The dead lingered, and the living began to rot.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket. ![]() | 2 | Medium (1200) | (7-13)% increased Chaos Damage With at least 40 Intelligence in Radius, Blight inflicts Withered for 2 seconds With at least 40 Intelligence in Radius, Blight has 50% increased Hinder Duration |
Related helmet enchantments
The following helmet enchantments affect Blight.
Name | ![]() | Stats | Spawn Weighting |
---|---|---|---|
Enchantment Blight Damage 1 | 66 | 25% increased Blight Damage | helmet 100 default 0 |
Enchantment Blight Damage 2 | 75 | 40% increased Blight Damage | helmet 100 default 0 |
Enchantment Blight Area Of Effect 1 | 66 | 16% increased Blight Area of Effect | helmet 100 default 0 |
Enchantment Blight Area Of Effect 2 | 75 | 24% increased Blight Area of Effect | helmet 100 default 0 |
Enchantment Blight Secondary Skill Duration 1 | 66 | Blight has 20% increased Hinder Duration | helmet 100 default 0 |
Enchantment Blight Secondary Skill Duration 2 | 75 | Blight has 30% increased Hinder Duration | helmet 100 default 0 |
Related unique items
The following unique items are related to Blight:
Item | Base Item | ![]() | Stats |
---|---|---|---|
Spreading Rot![]() Cobalt JewelLimited to: 2 Radius: Medium (1200)(7-13)% increased Chaos Damage With at least 40 Intelligence in Radius, Blight inflicts Withered for 2 seconds With at least 40 Intelligence in Radius, Blight has 50% increased Hinder DurationThe Cataclysm was but the first act in a play of horrors. The dead lingered, and the living began to rot.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket. ![]() | Cobalt Jewel | 1 | (7-13)% increased Chaos Damage With at least 40 Intelligence in Radius, Blight inflicts Withered for 2 seconds With at least 40 Intelligence in Radius, Blight has 50% increased Hinder Duration |
Allelopathy![]() Sorcerer GlovesQuality: +20% Energy Shield: (103-112)Requires Level 69, 97 IntGrants Level 22 Blight Skill (20-30)% increased Damage over Time (100-120)% increased Energy Shield 10% increased Area of Effect Blight has (20-30)% increased Hinder Duration You cannot be Hindered"Nothing is more natural than competition. One feasts, another starves. One blossoms, another withers. And one cannot catch the golden sunlight without casting a bitter shadow." - Cadiro Perandus ![]() | Sorcerer Gloves | 69 | Grants Level 22 Blight Skill (20-30)% increased Damage over Time (100-120)% increased Energy Shield 10% increased Area of Effect Blight has (20-30)% increased Hinder Duration You cannot be Hindered |
Alternate skill effects
Blight has the following alternate skill effects:
Item | Effect(s) |
---|---|
Celestial Blight Effect![]() ![]() | Your Blight becomes a Celestial Effect. |
Version history
Version | Changes |
---|---|
3.6.0 |
|
3.0.0 |
|
2.6.0 |
|
2.5.0 |
|
2.4.2 |
|
References
- ↑ Rory (May 3, 2017). "Damage Over Time Changes - Part 2". Official Path of Exile Forums. Retrieved August 7, 2017.