The song "La Cara Del Rap" by Juanka is a freestyle in which he talks about his dominance in the rap game and his readiness to face anyone who challenges him. He compares himself to Rambo and describes his crew as the "big three" like LeBron, Wade, and Bosh. Juanka emphasizes the importance of fighting for a reason rather than just killing for the sake of killing. He also mentions the pressure of performing under intense circumstances, comparing himself to basketball player Karl Malone. Overall, the song is a display of Juanka's confidence and skill as a rapper.