Half-Life: Opposing Force | Trailer Theme REMAKE『HD』【V2】

The famous theme of the HL: Opposing Force trailer has now finally been remade in HQ, without sounds and screaming scientists.

NEW AND IMPROVED VERSION!

Edited and thumbnail by ‪@toNHuman‬!

• #gaming
• #hl1
• #hl1op4
• #op4
• #opfor
• #op
• #song