The URL Battle League, also known as the Ultimate Rap League, is a prominent platform for competitive rap battles. Founded in 2009, it showcases talented battle rappers from various backgrounds, allowing them to compete in high-stakes matches. The league has gained significant popularity through its online presence, with battles streamed on platforms like YouTube. URL events often feature well-known battlers, such as Loaded Lux and Tsu Surf, who engage in lyrical duels that emphasize wordplay, delivery, and performance. The league has played a crucial role in popularizing battle rap culture, attracting fans and aspiring artists alike.