Luo Wen and Yanni sang the theme song of Legend of the Eagle Shooting Heroes in July 2017*** at the Red Hall together, and although Luo Wen had been ill for a long time at that time, he defied the crowd's objections and sang the song at the Red Hall while holding his illness. By the time of the 3rd scene, Luo Wen even appeared with his feet on the colorful clouds, accompanied by 7 dancers in white on the side stage, reproducing the classic episode of the shooting heroes Guo Jing and Huang Rong holding hands in the grassland, with Luo Wen holding a branch of arrows to the sky as a shooting action, the atmosphere of the whole scene reached a climax.
Therefore, "Iron Blood and Heart" is known as the grassland endeavor song.