Original sentence: For the Lynx, the design was led by Epyx, a top Atari developer, who Atari brought the rights too, featuring technology that would not be seen until late 16-bit games, and was the first handheld to be in color and have a backlight.For the NES, the design team headed by Gunpei Yokoi who had also been responsible for the Game & Watch systems.In 1989, Atari released the Atari Lynx and Nintendo released the Game Boy, the first handheld game console since the ill-fated Microvision ten years before.Several rival handhelds also made their debut around that time, including the Sega Game Gear and Mega Duck
Edited sentence: In 1989, Nintendo released the Game Boy, the first handheld game console since the ill-fated Microvision ten years before.Several rival handhelds also made their debut around that time, including the Sega Game Gear and Atari Lynx (the first handheld with color LCD display).The design team headed by Gunpei Yokoi had also been responsible for the Game & Watch systems.While some of the other systems remained in production until the mid-1990s, the Game Boy, and its successive incarnations the Game Boy Pocket, Game Boy Color and Game Boy Advance, would be virtually unchallenged for dominance in the handheld market through its lifetime, until the PlayStation Portable was released in 2004 to compete with Nintendo's successor to the Game Boy line, the Nintendo DS