This Mishna seems to be laying out a framework for all of Bava Kama, which is interesting. It's interesting because of the ambition, but the Gemara seems to play along.

Why draw attention to the similarities if the immediate following paragraphs only discuss things which differ? Each subcategory remains separate, and I'm not sure I get it.

This the core of this Daf, perhaps the whole Mishna. Possibly even setting the structure likely for the whole masekhet.

This provides a prooftext justifying the use of first person plural commonly found in the Jewish liturgy.

This language, and other similar instances, are some of the bases of "equal protection under the law" in the broader context of Jewish jurisprudence.

This is actually less of a cool option than "Thrown-Weapon Fighting" allowed elsewhere.

This is not an exhaustive list of fighting styles relative to what the DnD Beyond character building tool allows/offers.

This fiction-first orientation mirrors what you see in other systems such as Fate and its derivatives. Additionally, the idea of resolving issues with the mechanics is almost an homage to Rugby's notion of "set play" (such as lineouts and scrums) to restart play in case of stoppage.

This is a nice, concise definition and I've used it in several places. I find it superior to the one offered by the Decision Tables article on Wikipedia.