Bowser is the most iconic boss in video game history. Today, we're taking a look at the final battles against the King of the Koopas in all main Mario games from Super Mario Bros. (1985) to Super Mario Maker (2015). Notes. - The battles shown are the final fights in the main storyline of each game. - The list only includes main Mario games; spin-offs like Paper Mario, Mario & Luigi, Mario Party etc. can get their own lists. Music. Devastation's Duel by Fishy, Sole Signal.