There are now 4,800,300 Covid papers/preprints (on Google Scholar). There is a paper for essentially any narrative. A search for "Covid AND rabbit" returns 282,000 hits; "Covid AND carrot" 10,300 hits; and "Covid AND Pokémon" 4310 hits...
But even after those years, I don't think anything tops the March 2020 docking study from a university in China claiming that the binding energy of the SARS-CoV-2 spike to hemoglobin was higher than the energy of decay of uranium fission, and the virus was stealing hemoglobin to do photosynthesis and was a fourth domain of life from the dawn of time...
Yes, really. And for some reason, these top-tier absurd papers always come from either China or Japan.