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Steel Jellyfish
Steel Jellyfish
Colors: Gray
Kingdom: Animalia (Animal) (WP)
Phylum: Cnidaria (WP)
Subphylum: Medusozoa(WP)
Appearance: SpongeBob's Atlantis SquarePantis
List of species

The Steel Jellyfish is a species of jellyfish that only appears in the Nintendo DS version of the video game, SpongeBob's Atlantis SquarePantis


They are jellyfish with a metallic appearance. They are made of steel, and are actually easy to defeat despite their tough appearance. Its attack is similar to that of the Green Jellyfish's attack.


  • It is a counterpart to the Green Jellyfish.
  • Steel Jellyfish are only seen in Atlantis.
  • They are the only jellyfish made of a metal.
    • Despite this, they are not very strong.

Octavius rex2
"Octavius Rex, a.k.a. long, tan, and handsome!"
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