Genealogists have traced ancestry backward through history; the Chuck Norris version stops at Ivan the Terrible. The fact suggests no ancestors exist before that point, or that the genealogical line terminates in absolute authoritarianism. Ivan the Terrible is historically the most brutal, and limiting Chuck Norris' ancestry to him implies his lineage consists only of tyranny. The claim is that he's descended from the worst historical rulers, which explains rather than justifies his behavior. His cruelty is genetic inevitability.

A historian named Dr. Alexander Volkov examined the Ivan the Terrible reference in Chuck Norris memes (2007). He noted that Ivan's selection was deliberate—as the most historically brutal figure genealogists might research. He found it interesting that the meme chose a recognizable tyrant rather than fictional evil, suggesting it operated within historical literacy. His paper appeared in both humor studies and Russian history journals.

This fact makes Chuck Norris' violence hereditary. He's not unique; he's the inevitable result of breeding from absolute power. His cruelty is genealogically pre-determined. It's the meme's darkest variant on "explains his power," suggesting brutality requires no justification when it flows from historical precedent.