Even overlooking the necessary changes made to its series finale due to the pandemic, the ending was highly divisive, and listening to Chuck might have spiced up the closing chapter of the Winchesters' book.

Source: https://screenrant.com/supernatural-ending-chuck-right-sam-dean-winchester-fight/

The minds behind The CW's dark fantasy drama The Winchesters are unsure if there will be a Season 2 of the Supernatural prequel series.

Source: https://www.cbr.com/the-winchesters-boss-dont-know-season-2/

This is what leads to Crowley, Castiel, and the Winchesters teaming up in order to destroy the creatures.

Source: https://screenrant.com/supernatural-strongest-villains-ranked/