When you watch a game between the San Francisco 49ers and the Los Angeles Rams, you can’t help but feel like you’re actually watching a particularly strange episode of the Twilight Zone.

We’re not talking about a rivalry here, folks. No, a rivalry is Cal and Stanford, Giants and Dodgers. Clean hatred, clear lines.

This? This is something a shrink needs to untangle.

Psychologists do have a name for this relationship between the Rams and 49ers: the Chameleon Effect. Kyle Shanahan and Rams head coach Sean McVay nonconsciously (I think) mimic each other — postures, mannerisms, assistant coaches, players, and plays. Everything.

These two even have the same team-building model.

Yes, the NFL is a copycat league, but this is on a whole other level. And, unsurprisingly, when the Rams and 49ers

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