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Blight

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BlightSpell, Chaos, AoE, Channelling, Duration
Radius: 26
Mana Cost: (2-5)
Cast Time: 0.30 sec
Apply 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:
0.5% increased Area of Effect
Deals (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 radius
Place into an item socket of the right colour to gain this skill. Right click to remove from a socket.
Blight skill icon.pngBlight inventory icon.png
Acquisition
Level: 5
Purchase Costs
Normal1x Scroll of Wisdom
Sell Price
1x Scroll Fragment
Miscellaneous
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemBlight

Blight skill screenshot.jpg

Blight is a channelling spell that deals chaos damage over time to all enemies in the area in front of the caster.

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:
    Supported Skills deal 0.5% increased Area Damage
    Supported Skills have 30% less Area of Effect
    Supported Skills deal (35-54)% more Area Damage
    This 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:
    Supported Skills deal 0.5% increased Chaos Damage
    Supported 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: x
    Requires Level 8Supports any skill that hits enemies.Per 1% Quality:
    Supported Skills have 1% increased Blinding duration
    Supported Skills have 10% chance to Blind enemies on hit
    Supported Skills have (0-38)% increased Blinding duration
    This 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 Curse On Hit SupportCurse On Hit SupportCurse, Trigger, Support
    Icon: &
    Requires Level 38Must support both a skill that hits enemies, and a curse skill to work. The curse will be applied when enemies are hit by the other skill. Cannot support totems, traps, or mines. Minions cannot apply curses this way.Per 1% Quality:
    0.5% increased Effect of Supported Curses
    Supported Skills apply supported Curses on Hit
    Supported Skills have (50-12)% reduced Curse Duration
    You cannot Cast Supported Curses
    This 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

LevelLvl.intelligenceMana
Cost
Chaos
Damage
per sec
RadiusExp.Total Exp.
11023.1N/A00
22023.5N/A7070
341624.5+1308378
472226+11,5541,932
5113128.6+16,6678,599
61641212.7+226,04734,646
72050216.8+249,72584,371
82458221.9+295,714180,085
92867328.2+3169,595349,680
103275335.8+3283,759633,439
113683345.1+3453,9961,087,435
124092356.4+4703,1281,790,563
1344100470+41,061,2232,851,786
1448109486.5+42,065,8704,917,656
15521174106.4+52,507,1107,424,766
16561254130.2+55,798,93613,223,702
17601344158.8+515,083,91928,307,621
18641425193.1+627,792,73556,100,356
19671485223.1+643,869,73999,970,095
20701555257.4+6242,081,556342,051,651
21721595282.9+7N/AN/A
2274N/A5310.8+7N/AN/A
2376N/A5341.2+7N/AN/A
2478N/A5374.4+8N/AN/A
2580N/A5410.6+8N/AN/A
2682N/A6450+8N/AN/A
2784N/A6493.1+9N/AN/A
2886N/A6540+9N/AN/A
2988N/A6591.1+9N/AN/A
3090N/A6646.8+10N/AN/A
3191N/A6676.4+10N/AN/A
3292N/A6707.4+10N/AN/A
3393N/A6739.7+10N/AN/A
3494N/A6773.4+10N/AN/A
3595N/A6808.6+10N/AN/A
3696N/A6845.3+11N/AN/A
3797N/A6883.5+11N/AN/A
3898N/A6923.5+11N/AN/A
3999N/A7965.1+11N/AN/A
40100N/A71008.6+11N/AN/A

Item acquisition
Questionmark.png

Upgrade paths

This item can be acquired through the following upgrade paths or vendor recipes:

AmountIngredientGeneral
Notes
Type
6The FoxThe Fox6Level 20 Gem"Masters of wit, strength and cunning. To survive the harsh winters, you must be like the fox."
- Ezomyte Proverb
random level 20 gemAutomatic
13The CataclysmThe Cataclysm13Level 21 Spell Gem
Corrupted
The 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 gemAutomatic
3Gemcutter's PromiseGemcutter's Promise3Superior Gem
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 →WitchShadowRangerDuelistMarauderTemplarScion
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 →WitchShadowRangerDuelistMarauderTemplarScion
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:

ItemLimitRadiusStats
Spreading RotSpreading Rot
Cobalt Jewel
Limited 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 Duration
The 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.
2Medium (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.

NameFor generated item/monster modifiers the minimum item/monster level respectively. Some generation types may not require this condition to be met, however item level restrictions may be raised to 80% of this value.StatsSpawn Weighting
Enchantment Blight Damage 16625% increased Blight Damagehelmet 100
default 0
Enchantment Blight Damage 27540% increased Blight Damagehelmet 100
default 0
Enchantment Blight Area Of Effect 16616% increased Blight Area of Effecthelmet 100
default 0
Enchantment Blight Area Of Effect 27524% increased Blight Area of Effecthelmet 100
default 0
Enchantment Blight Secondary Skill Duration 166Blight has 20% increased Hinder Durationhelmet 100
default 0
Enchantment Blight Secondary Skill Duration 275Blight has 30% increased Hinder Durationhelmet 100
default 0

Related unique items

The following unique items are related to Blight:

ItemBase ItemLvl.Stats
Spreading RotSpreading Rot
Cobalt Jewel
Limited 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 Duration
The 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 Jewel1(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
AllelopathyAllelopathy
Sorcerer Gloves
Quality: +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 Gloves69Grants 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

Microtransactions

The list below shows microtransactions for Blight.

ItemEffect(s)
Celestial Blight EffectCelestial Blight EffectBlight SkinYour Blight becomes a Celestial Effect.Your Blight becomes a Celestial Effect.

Version history

Version Changes
3.6.0
  • Mana Cost at gem level 20 is now 5 (was 4).
  • Now deals 3.1 base Chaos damage per second at gem level 1 (from 1.7) and 257.4 base Chaos damage per second at gem level 20 (from 209.9).
  • Now gains additional radius as the gem levels up, up to +6 at gem level 20 (from +4 at gem level 20).
3.0.0
  • Blight deals 25% more damage at gem level 20.
2.6.0
  • Blight gains 1 additional unit of radius every 5 levels.
2.5.0
  • Blight's damage has been increased by 5% damage at level 1 of the gem, up to 35% more damage at level 20 of the gem.
2.4.2
  • Added new Intelligence skill - Blight: Apply 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.

References

  1. Rory (May 3, 2017). "Damage Over Time Changes - Part 2". Official Path of Exile Forums. Retrieved August 7, 2017.