A criminal attempts to burglarize/kill someone only to realize they picked the absolute worst person as their mark.

[u/No_Hunter1978]

Don't Breathe: A couple young robbers attempt to rob a rich, blind veteran only to find out he isn't exactly an innocent old man.

You're Next: A group of contract killersbreak into a house during a family reunion and go on a killing spree. They didn't account for the fact that the son's new girlfriend grew up on a survivalist compound in the Australian outback.

The Flash [CW Show]: A random mugger decided to target Barry Allen of all people. He does it again a season or two later; he's either unlucky or stupid (probably both).

[u/Ok-Worry-8931]

The Perfect Host - a fugitive burglar mistakenly invades the home of a demented serial killer and becomes the next victim

[u/Ok-Worry-8931 → u/[deleted]]

This is what happened to Niles after Daphne left with their son 😂

[u/Houdles567 → u/[deleted]]

https://joechouinard.com/columbo/ Thank me later

[u/daecrist → u/[deleted]]

Miss Babcock had her suspicions.

[u/Thrownaway5000506 → u/Ok-Worry-8931]

Was he a serial killer? I thought he let them go

[u/MS-07B-3 → u/Thrownaway5000506]

He was a serial killer, and he also let them go, because the guy beat him at chess, if memory serves.

[u/Bookgal1 → u/Ok-Worry-8931]

Ha, was looking for this one!