Boom Boom

Boom Boom is a recurring character in the *Super Mario* series, first appearing in *Super Mario Bros. 3*. He is often portrayed as one of Bowser's main henchmen, typically serving as a mini-boss in fortresses or airships. Boom Boom is known for his large size and the way he swings his arms as an attack; he often requires multiple jumps or special attacks to defeat. Boom Boom's appearance varies across games; sometimes he has spikes on his shell, while other times he does not. In *Super Mario 3D Land*, he is partnered with Pom Pom and is given an audible voice for the first time. Although it is sometimes suggested that multiple Boom Booms exist, he generally appears as a single entity. He has continued to appear in later games such as *New Super Mario Bros. U*, where he continues to serve as a level boss. Overall, Boom Boom plays a recurring antagonist role in the *Super Mario* series, with his battle style and appearance evolving across different games.