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Corrosion Damage
After Corrosion Damage reaches 1000, the affected unit has its DEF permanently reduced by 100 and takes 800 Physical damage.
—In-game tip

Corrosion Damage (Chinese: 侵蚀损伤; Pinyin: Qīnshí sǔnshāng; lit. "Erosion Damage") is an Elemental Damage in Arknights, introduced in Dossoles Holiday.

Effect[]

Corrosion Damage causes the victim to take 800 Physical damage and have their DEF permanently reduced by 100, which can stack without a limit (e.g. -200 on the second proc, -500 on the fifth proc, etc.).

Sources[]

Friendly units who are being affected by Erosion for being on tiles submerged by the High Tide will periodically receive Corrosion Damage build-up in addition to receiving additional Corrosion Damage build-up when attacked.

Enemies[]

Enemy Method Value
Attack 80% ATK
Explosion when defeated (radius 1.25 tiles) 170% ATK
  • Water cannon (first phase)
  • Attack (second phase)
  • 20% ATK (water cannon)
  • 30% ATK (attack)
Attack 35% ATK
20% ATK
50% ATK
60% ATK

Counters[]

Only usable in DH operations, the following Stickers can remove Corrosion Damage build-up for different classes at varying rates:

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