According to PriceCharting, Phantasy Star and Alex Kidd in Shinobi World are among the rarest Sega Master System games.

This phenomenon known as a "planet parade," will feature Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune all visible at the same time along a line or arc in the sky, NASA says. Though ...

While their last two machines had the unenviable task of going up against the Sony PlayStation, the Sega Saturn was still a console with excellent games Panzer Dragoon Saga that weren't available ...