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Mana Cost: (5-20)
Cast Time: 0.60 secRequires Level 4Unleashes a vile contagion on enemies, dealing chaos damage over time. If an enemy dies while affected by Contagion, it spreads to other enemies.Per 1% Quality:
0.5% increased Area of EffectDeals (3.5-235.9) Base Chaos Damage per second
Base duration is 5 seconds
Modifiers to Spell Damage apply to this Skill's Damage Over Time effectPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.Acquisition
Level: 5Purchase Costs
|Normal||1x Scroll of Wisdom|
1x Scroll FragmentMiscellaneous
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemContagion
Contagion is a spell that deals chaos damage to all enemies in the area, and spreads when an enemy dies. Neither the duration of Contagion nor associated degeneration effects (Essence DrainEssence DrainSpell, Projectile, Duration, Chaos, AoE
Mana Cost: (8-23)
Cast Time: 0.70 sec
Critical Strike Chance: 5.00%
Effectiveness of Added Damage: 60%Requires Level 12Fires a projectile that applies a damage over time debuff when it hits. You are healed for a portion of the debuff damage. The debuff is spread by Contagion.Per 1% Quality:
1% increased Chaos DamageDeals (31.2-1503.2) Base Chaos Damage per second
Regenerate 0.5% of Debuff Damage as Life
Base duration is 3.8 seconds
Deals (9-433) to (14-649) Chaos Damage
Modifiers to Spell Damage apply to this Skill's Damage Over Time effectPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.) are reset when spread to allies on death.
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: modifiers to AoE radius (such as #% increased Radius of Area Skills from Increased Area of Effect SupportIncreased Area of Effect SupportSupport, AoE
Mana Multiplier: 140%Requires Level 38Supports any skill with an area of effect.Per 1% Quality:
Supported Skills deal 0.5% increased Area DamageSupported Skills have (30-49)% increased Area of EffectThis 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.) affect both skill radius and spread radius of Contagion and Essence Drain effects. Area damage (from e.g. Concentrated Effect SupportConcentrated Effect SupportSupport, AoE
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 DamageSupported 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.
- Contagion does not hit, and therefore cannot confer the effects of supports such as Blind SupportBlind SupportSupport
Icon: xRequires Level 8Supports any skill that hits enemies.Per 1% Quality:
Supported Skills have 1% increased Blinding durationSupported 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 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 CursesSupported Skills apply supported Curses on Hit
Supported Skills have (50-12)% reduced Curse Duration
You cannot Cast Supported CursesThis 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..
- Can be used in left mouse button slot to cast and move.
Gem level progression
This item can be acquired through the following upgrade paths or vendor recipes:
|13||The CataclysmThe Cataclysm13Level 21 Spell Gem|
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||Gemcutter'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|
|6||The 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 gem||Automatic|
This item is given as quest reward for the following quests:
|Breaking Some Eggs|
This item can be bought at the listed npc vendors after completing the following quests:
|Breaking Some Eggs|
|A Fixture of Fate|
|Fallen from Grace|
Related helmet enchantments
The following helmet enchantments affect Contagion.
|Enchantment Contagion Damage 1||66||25% increased Contagion Damage||helmet 100|
|Enchantment Contagion Damage 2||75||40% increased Contagion Damage||helmet 100|
|Enchantment Contagion Duration 1||66||20% increased Contagion Duration||helmet 100|
|Enchantment Contagion Duration 2||75||30% increased Contagion Duration||helmet 100|
|Enchantment Contagion Radius 1||66||8% increased Contagion Area of Effect||helmet 100|
|Enchantment Contagion Radius 2||75||12% increased Contagion Area of Effect||helmet 100|
The list below shows microtransactions for Contagion.
|Arcane Contagion EffectArcane Contagion EffectContagion Skin|
Stack Size: 20Your Contagion becomes a blue arcane effect.
|Your Contagion becomes a blue arcane effect.|