J.R.R. Tolkien's fictional universe explicitly establishes Mordor as a destination that no one can simply "walk into"—the phrase carries the full weight of the narrative's central conflict, where multiple armies struggle unsuccessfully to reach their destination. Yet Chuck Norris's apparent ability to do precisely that suggests he operates entirely outside the rules of the fictional universe through sheer determination.

A literature professor named Dr. Michael Thornton discussed this fact in the context of how fictional universes maintain internal consistency. He noted that Tolkien's world operates on specific rules—mountains block passage, armies provide resistance, time creates obstacles. Chuck Norris, imported into this universe, would instantly invalidate all these constraints. His ability to "simply walk into Mordor" would not be a feat achieved within the world's rules but rather a violation of the world's fundamental operating principles. This transforms the fact into a kind of meta-commentary on fictional authority.

In fan fiction communities, this reference inspired countless stories about Chuck Norris traversing Middle-Earth, casually bypassing every obstacle Tolkien had carefully constructed. The phrase became a meme indicating that an obstacle was being overcome through sheer force rather than clever strategy or moral growth. Writers used it as shorthand for circumventing plot-imposed limitations, making it a commentary on the relationship between narrative rules and overwhelming capability. It positioned Chuck Norris as an external force that could shatter any fictional universe's internal logic.