| The Quirk | Show | Is not... |
| Protagonist has a fixation on cleanliness and order | |
| Protagonist spends his days analyzing the blood splatters he makes at night | |
| Protagonists are bad cops | |
| Protagonists are both the bad cops and the good drug kingpins | |
| Protagonist protects witnesses | |
| Protagonist is a human lie detector. | |
| The mysteries defy classroom physics | |
| Protagonist is a mystery novelist | |
| Protagonist works as an unlicensed PI after being abandoned in Miami | |
| Protagonists use math to solve crime | |
| Protagonist is a con artist working with the FBI agent who caught him | |
| Protagonist refuses to use or carry a gun | |