Orb of Corrosion
Cost: 1050 gold
Item Description
Armor reduction does not stack with its components, Desolator, or Stygian Desolator.
corruption armor: -2slow melee: -8slow ranged: -16heal reduction: 16duration: 3.0bonus agility: 7
Balance History
Patch 7.41d6/22/2026
No direct changes in this patch.
Patch 7.41c5/6/2026
No direct changes in this patch.
Patch 7.41b4/7/2026
No direct changes in this patch.
Patch 7.41a3/27/2026
No direct changes in this patch.
Patch 7.413/24/2026
Now also modifies incoming healing
Patch 7.40c1/22/2026
No direct changes in this patch.
Patch 7.40b12/23/2025
No direct changes in this patch.
Patch 7.4012/16/2025
No direct changes in this patch.
Patch 7.39e10/2/2025
No direct changes in this patch.
Patch 7.39d6/12/2026
No direct changes in this patch.
Patch 7.39c6/24/2025
No direct changes in this patch.
Patch 7.39b5/29/2025
No direct changes in this patch.
Patch 7.396/12/2026
Total Cost increased from 1000 to 1050
Corrosion instead of reducing Healing, Health Regen, Lifesteal, and Spell Lifesteal by 16%, now reduces Health Restoration by 16%
Corrosion's slow and health restoration reduction no longer stack with Orb of Frost and Eye of Skadi
Patch 7.38c3/27/2025
Corrosion armor reduction decreased from 3 to 2
Patch 7.38b3/4/2025
Agility bonus decreased from +8 to +7
Corrosion Melee Movement Slow increased from 6% to 8%
Patch 7.382/19/2025
Requires Orb of Frost (250), Orb of Blight (300) and Band of Elvenskin (450). Total cost: 1000
Provides +8 Agility
Passive: Corrosion. On attack, slows the enemy by 16% if the target is ranged and by 6% if the target is melee. Also reduces the target's incoming healing by 16% and their armor by 3. Duration: 3s
Armor reduction does not stack with its components, Desolator, or Stygian Desolator
Patch 7.37e11/20/2024
No direct changes in this patch.
Patch 7.37d10/3/2024
No direct changes in this patch.
Patch 7.37c8/28/2024
No direct changes in this patch.
Patch 7.37b8/14/2024
No direct changes in this patch.
Patch 7.377/31/2024
No direct changes in this patch.
Patch 7.36c6/25/2024
No direct changes in this patch.
Patch 7.36b6/6/2024
No direct changes in this patch.
Patch 7.36a5/27/2024
No direct changes in this patch.
Patch 7.365/23/2024
No direct changes in this patch.
Patch 7.35d3/21/2024
No direct changes in this patch.
Patch 7.35c2/22/2024
Total cost decreased from 900 to 875
Patch 7.35b12/21/2023
No direct changes in this patch.
Patch 7.356/12/2026
Recipe changed. Now requires Orb of Venom (275), Ring of Protection (175) and Gloves of Haste (450). Total cost decreased from 925 to 900
Provides +3 Armor and +25 Attack Speed
Passive: Corrosion. Attacks on enemies apply a debuff that deals 5 damage per second, slows enemies by 13/4% if the equipped hero is melee/ranged and decreases health they gain from healing, regeneration, lifesteal and spell lifesteal by 20%. Duration: 3s. Damage over time affects buildings
Patch 7.34e11/21/2023
No direct changes in this patch.
Patch 7.34d10/5/2023
No direct changes in this patch.
Patch 7.34c9/9/2023
No direct changes in this patch.
Patch 7.34b8/15/2023
No direct changes in this patch.
Patch 7.348/8/2023
No direct changes in this patch.
Patch 7.33e7/13/2023
No direct changes in this patch.
Patch 7.33d6/16/2023
No direct changes in this patch.
Patch 7.33c5/14/2023
No direct changes in this patch.
Patch 7.33b4/26/2023
No direct changes in this patch.
Patch 7.336/13/2026
No direct changes in this patch.