Ability:

Immune to conventional forms of physical harm/damage

Limitations:

- May still fell pain
- May not be immune to telepathic or supernatural attacks
- May not include immortality, may still be vulnerable to aging-based abilities

Variations:

- Conditional Invulnerability
- Impact Absorption
- Unbreakable Bones

Users:

- Superman (DC Comics)
- Supergirl (DC Comics)
- Superboy (DC Comics)
- Doomsday (DC Comics)
- Thor Odinson (Marvel Comics)
- Radioactive Man (The Simpsons)
- Illyria (Buffyverse)
- Glorificus (Buffyverse)
- Baron Samedi (Heroes)
- Conner McKnight (Power Rangers: Dino Thunder)