Slopkins are an in-universe toy line in the webseries' universe.
Slopkins appear to be slimy and mutated small rubber creatures. Some characters include:
- An apple with mismatched limbs.
- A tall purple bottle-like creature.
- A Cyclops garbage bag.
- A floating glowing mound.
- A red octopus.
- An orange blob with three eyes.
- They are a parody of Shopkins, another toy brand by Moose Toys, which has crossed over with The Grossery Gang franchise before.
- Their tagline is "Once you slop, you can't stop!", a parody of the Shopkins tagline of "Once you shop, you can't stop!".
- They are seen in the Grossery Gang Cartoon Christmas, reviewed by PukieHurlC on her web series.