It appears there may be some confusion here, as the titles you've provided do not correspond to the discography of the popular artist widely known as "Lady Gaga." However, it is possible that there may be another artist by the name of "Gaga" who is less known internationally. Assuming that "Gaga" is a separate and distinct artist, here is a fictional biography:

Gaga, an emerging talent in the electronic music scene, has carved out a unique sonic identity through an intriguing blend of techno and progressive house. With a discography marked by evocative titles such as "Legends," "Sunset Boulevard," and "Rainbow Bridge," Gaga has conjured a spectrum of auditory landscapes that transport listeners to different emotional states and energies. Since their arrival on the scene, this enigmatic producer has been consistently pushing the boundaries of the genre, garnering attention with tracks like the haunting "Rooster" and the high-energy "Traction."

Gaga's versatility is evident in pieces like the "Bloody Mary (Gaga Remix)," showcasing an ability to reinterpret existing works with a fresh, edgy twist. Singles like "Do It Again" and "dmt" pulsate with the artist's signature blend of hypnotic rhythms and immersive sound design, capturing the hearts of club-goers and electronic music enthusiasts alike. With an international following built on a foundation of complex layers and an insistence on musical innovation, Gaga’s continuously expanding repertoire with tracks like "Tension," "Confusion," and "Mirage" solidify their place as a visionary in the modern realm of electronic music.