After seeing the panels and trailers dedicated to Arrow , T, Supergirl e Legends of tomorrow, it's the turn of a summary trailer that shows how the DC television universe is thriving. Also next to Black Lightning, which however has not shown itself in a new trailer, but which will arrive with the second season, the Arrowverse is ready to bring a new hero, or rather, a new heroine, into their ranks: Batwoman.
It will be inserted with a crossover in December, the month in which all the series (except one, we'll see which one) will join to bring in the red vigilante. Here is the summary trailer, with the announcement at the end.