Area 8, as its name implies, can be heard in Area 8. It plays in the lower tunnels flooded with yellow liquid, starting with the liquid-filled hall, as they wind upward to the Metroid nest in the caverns above.
Area 8 is a very dark and sinister track, with heavy distortion that invokes tension and unease. It largely consists of a four-note pattern repeated over and over, accompanied by droning ambience and high-pitched harmonies, before finally playing a different melody near the end. Area 8 can be heard here: 
The melody heard at the end of the track is based directly upon the title theme of Metroid II: Return of Samus. This melody is a recurring theme in the Samus Returns soundtrack, and is also heard remixed in Area Indefinite and the Staff Credit theme. The original title theme can be heard here: 
- The repeated four-note pattern in Area 8 is very similar to the theme of the Doomseye, although it is unconfirmed if there is any intended connection.