Aliens with the ability to create and/or manipulate acid.
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All items (184)
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- Goop (B10 Reboot: AR)
- Goop (Bad Ben-OH)
- Goop (Battle Ben-OH)
- Goop (Ben 10K-OH)
- Goop (Benzarro-OH)
- Goop (Earth-1010)
- Goop (Earth-2018)
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- Goop (Earth-83)
- Goop (Earth-90)
- Goop (Earth-LD2004)
- Goop (Evfnye 10)
- Goop (Ken 10-OH)
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- Goop (Ominihero)
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- Goop (Restructure)
- Goop (Richard 10)
- Goop (TNO)
- Goop (Universe 20-06 Timeline 2)
- Goopgrade
- Goopray
- Gooze
- Green Needle (Universe-7781)
- Guck Amuck
- Guckfreak
- Gutrot (Earth-1010)
- Guttra
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- Serpentine (Ben 10: Haunted)
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- Shlesht-a-Kerl (Jake 10)
- Showallow
- Skunkmoth (AL 12 Reboot)
- Slamworm (Ominihero)
- Slime
- Slime (AL 12)
- Slime Shot
- Sludge Slug
- Snakepit (Ken 10: Omniverse)
- Snakepit (TNO)
- Snot-Guy (Ominihero)
- Spew-Spit (Ben 23-OH)
- Spitter (Battle Ben-OH)
- Spitter (Ben 10K-OH)
- Spitter (Benzarro-OH)
- Spitter (Earth-2018)
- Spitter (Earth-68)
- Spitter (Heroes Endeavour)
- Spitter (Mad Ben-OH)
- Spitter (Ominihero)
- Spitter (Richard 10)
- Spitter (S10)
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- Ultimate Amazona
- Ultimate Ek
- Ultimate Goop (Earth-32)/Dimension 1
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- Ultimate Goop (SSK)
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- Ultimate Goop (Universe-7781)
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- Ultimate Sludge
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- Ultiverse
- UltiVerse
- Upchuck (B10 Reboot: AR)
- Upchuck (Ben 10K-OH)
- Upchuck (Bruno X-OH)
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- Upchuck (Earth-2018)
- Upchuck (Earth-2020)
- Upchuck (Earth-50)/Timeline 1
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- Upchuck (Ominihero)
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