A kind of Intelligent Design Theory, and an alternative to Stupid Design Theory. All these are stupid alternatives to the truth of evolution.
If for some reason you must believe in a conscious creator of life, you must decide if this creator is stupid or intelligent. Most people pick an intelligent designer or "god".
This leaves problems, such as disease, birth defects, and pain. Not things that a benevolent, or "good" intelligent designer would put into life.
This leaves Evil Design Theory. The theory is that life in all its forms was designed by an intelligent being. And this being is evil, and designed life to be as uncomfortable as possible. The nice parts of life are in there just as a reference point for all the horrific things that life entails.
This theory comes from my personal disbelief in a benevolent god. There is, however, some evidence for the existence of an evil god: