"Beat 'em ups" are a genre of video games where players control characters to fight against waves of enemies. These games typically feature side-scrolling or 3D environments, allowing players to move through levels while engaging in hand-to-hand combat. Popular examples include titles like Streets of Rage and Final Fight. Players often have access to various attacks, combos, and special moves, making gameplay dynamic and engaging. Many beat 'em ups also include cooperative multiplayer modes, allowing friends to team up and tackle challenges together. The genre has evolved over the years, influencing many other game types and styles.