The scene is Steam City, a London-ish city which represents an entire civilization run by coal and steam power. Because of steam, the city is sometimes covered in a mist. Villains take advantage of the steamy mist to hide and execute their evil plans. Only a few dare venture into what's beyond the steamy mist. They are known as the Steam Detectives: Narutaki (and his convertible all-purpose pistol), his nurse-assistant Lingling, and his Megamaton robot Gohliki. (Source: ANN)

Always causing more destruction than they prevent, special agents Kei and Yuri face tough challenges while at an amusement park planet. This anime set finds the pair facing off against an android hit woman, transvestite assassins, ghosts and more. In addition, the Lovely Angels get into several wild adventures while tracking down a con man and giving love advice to the computer programmer they're protecting. (Source: Netflix)

An unaired episode released with the sixth BD volume.

A new cast of characters take on the continued battle between good and evil. Ginga, our hero, and his group of loyal friends take on a dangerous group called the Dark Nebula. The Dark Nebula’s sole mission is to take over the world and unleash their evil upon it; but before they can do so, they must destroy Ginga as he is the only person that’s strong enough to stand in their way. The plot thickens as friends become enemies and enemies become allies. Everything starts and ends with Ginga as he struggles to find the strength to defend his world and the honor of Beyblade. (Source: Beyblade.com)