World Series Baseball 2K1 - Sega All Stars for Sega Dreamcast is a sports simulation video game that immerses players in America's pastime with a focus on baseball. Developed by Visual Concepts and released in 2000, this genre-defining title allows players to step onto the virtual diamond featuring Major League Baseball (MLB) teams and players. With its realistic 3D graphics and physics, the game offers various modes, including exhibition, season, and franchise. Players can pitch, bat, field, and run the bases, aiming for the glory of the World Series championship.