Baseball Stars, released in Japan as Baseball Star Mezase Sankan Ō (ベースボールスター めざせ三冠王, Bēsubōru Sutā Mezase Sankan Ō), is a baseball game that was produced for the Nintendo Entertainment System (NES) by SNK in 1989. It became a major hit in many countries worldwide, particularly in the United States, Canada, and Puerto Rico. Baseball Stars was a critical success, often referred to as the best baseball game on the NES platform;Cite error: Invalid <ref> tag; refs with no name must have content as such it became a franchise series for SNK, spawning five sequels, and its "create player" and "create team" functions have become standard features in sports games.