[Col. Zaysen tries to contact his troops but hears a strange voice]
Zaysen: Who are you?
Rambo: Your worst nightmare.
Zaysen: Who are you?
Rambo: Your worst nightmare.
[Col. Zaysen tries to contact his troops but hears a strange voice]
Zaysen : Who are you?
Rambo : Your worst nightmare.
http://www.moviequotedb.com/movies/rambo-iii/quote_53894.html