Bowser's love for Peach has been an element in several Mario games over the years, and Bowser Jr. even mistakenly believed Peach to be his mother in Super Mario Sunshine.

Source: https://comicbook.com/gaming/news/super-mario-bros-movie-peaches-song-nintendo-ds-remake-jack-black-bowser/

That same month, however, the council Bowser's veto by a 12-1 vote, setting up the Capitol Hill clash in which Biden now finds himself.

Source: https://theweek.com/dc-statehood/1021488/why-bidens-about-face-over-a-dc-crime-bill-has-infuriated-democrats

The Blue Shell Koopa, Bowser's henchman in the movie and a constant thorn in Mario's side throughout, seems the perfect candidate to be introduced next.

Source: https://gamerant.com/mario-kart-8-deluxe-booster-course-pass-movie-blue-shell-koopa-character-antagonist-racer-dlc/

While many games require Mario to rescue Peach from Bowser's clutches, quite a few have featured the Princess adventuring by the plumber's side.

Source: https://www.cbr.com/mario-best-princess-peach-outfits/