One of Estregan's most notable films is "Sabik" (1984), a Pinoy pene movie directed by Pepe Marcos. The film tells the story of a former cop who seeks revenge against a group of corrupt officials who framed him for a crime he did not commit. The movie features a mix of action, drama, and romance, showcasing Estregan's signature style.
"Sabik" was more than just a film – it was a cultural phenomenon. The movie's themes of justice and revenge resonated with Filipino audiences, who were eager for stories that reflected their experiences and concerns. The film's success helped establish Estregan as a leading man and cemented his status as a icon of Philippine cinema.