- "Python Jaw...Unhinge!"
- ― Sideshow Bob (The Simpsons)
- Volumetric Jaws/Mouth
The user's jaws are incredibly flexible and can be unhinged with ease, enabling them to open their mouths incredibly wide.
- Jaws may still be dislocated.
See also: Volumetric Mouth.
- Alpha Infected (I am Legend)
- Darkseekers (I am Legend)
- Ripjaws (Ben 10)
- Various Characters (Ed Edd n Eddy)
- SCP-096 - The "Shy Guy" (SCP Foundation)
- SCP-1616 - Nibbles (SCP Foundation)
- SCP-2094 - Motormouth (SCP Foundation)
- Susha (Dragon Ball GT: A Hero's Legacy)
- Monkey D. Luffy (One Piece); via Gomu Gomu no Mi
- Charlotte Katakuri (One Piece); via Mochi Mochi no Mi
- Leviathans (Supernatural)
- Kabuto Yakushi (Naruto)
- Eel Girl (Eel Girl)
- Roman Godfrey (Hemlock Grove)