Sega AGES is a series of ports of classic Sega titles. The line originally appeared on other platforms such as the PlayStation 2 and the Xbox 360 but, is being brought back for the Nintendo Switch eShop by M2 in the same vain as the 3D Classics Series. Like the Sega 3D Classics, the games will include various improvements from versions over the years. The series will include over 15 games and the first games released in September 2018. M2 has been interested in localizing Sega games that were never been released outside of Japan. 
The first date is the original Japanese release date while the second is the worldwide date.