| Hedorah |
| Height: 70 meters |
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| Weight: 40,000 tons |
| Powers: Lasers, Can change form, sludge bomb, toxic attack |
| Movies In: Godzilla vs. The Smog Monster |
| Unmade Movies in: Godzilla vs. The Smog Monster 2: Africa |
| Hedorah is a walking pile of sludge. His only weakness is electricity. He is one of the most powerful monsters in the Toho lot but sadly, he was only used in one movie. However, the movie was very memorable, and is loved by many. |
| Hedorah (Flying Form) |
 |
| Length: 60 meters |
| Weight: 20,000 tons |
| Powers: Toxic Gas, Sludge Bomb |
| Movies In: Godzilla vs. The Smog Monster |
| Unmade Movies In: Godzilla vs. The Smog Monster 2: Africa |
| Hedorah in its flying form is much more deadly. Even though it has less attacks, and has no physical attacks, it can emit a deadly gas that can eat away at bone within minutes. Its pre-evolved form is a little tad-pole that's basically harmless. |