Apotropaic

[Zipporah Schumaker]

In an [art history] sense, this word is commonly used to describe an image that makes the viewer feel uncomfortable and want to turn away, as in [Picassos] Les Demoiselles dAvignon
This differs slightly from the definition youll find in a traditional dictionary, which is that it is something to ward off evil or bad luck. It is derived from the same term apotrepein, which means to turn away, [avert]

[Justin Bieber]

Supposedly having the power to avert evil influences or bad luck.

[PussyCat]

believed to protect against evil or bad luck: