Popular games published by company Millennium 2000

The European version of Mega Drive Twin Pads has more games than the one released in Asia.

The Arcade Portable is a handheld Sega Mega Drive console on a chip manufactured by AtGames. It was the second handheld to be produced by AtGames, following the Arcade Gamer Portable, and was bettered by the Arcade Ultimate. Like many of AtGames' products, the true name for this handheld is not known. AtGames' website calls it the Arcade Portable, but the device was renamed by various distributors. Packaging calls it the Mega Drive Portable Video Game Player. The system was manufactured by AtGames who distributed across Asia. Blaze Europe distributed across Europe and Tectoy brought it to Brazil as the Mega Drive Portátil.

The Arcade Gamer Portable, also known as the AtGames Gear, is a Sega Master System and Sega Game Gear console on a chip. It was manufactured by AtGames, though has been distributed across the world by various companies, including Blaze Europe as the BlazeGear, and Tectoy as the Master System Portátil. The console contains 30 built-in Sega Game Gear and Master System games and allows extra games to be played via the SD card slot. It uses emulation software to run the games, and does not have a traditional cartridge slot. It can also be connected to a television to play the games on a large screen instead of the built-in LCD screen, however it will only output a PAL signal.

The Arcade Gamer, also known as the Poga and as the Master System Portátil in Brazil, is a Sega Master System and Sega Game Gear console on a chip manufactured by AtGames. The Arcade Gamer has been distributed by several companies under different names and colour schemes, in both 20 and 30 game variants. All share the same plastic shell - a controller (also seen with the Mega Drive Twin Pads) with an extra C button, despite no Master System or Game Gear games ever making use of it. The same shell was used for the Mega Drive-based Arcade Gamer Classic.