Thunder Force IV is a side-scrollingshoot 'em up video game developed by Technosoft as the fourth installment of the Thunder Force series. It was released respectively in July and September 1992 for the Sega Mega Drive/Genesis console in Japan and the United States, and in December of the same year in Europe. In the USA, Sega of America decided to rename the game as Lightening Force: Quest for the Darkstar [sic]. In Europe the name was left as Thunder Force IV.
The ORN Empire have been defeated by the Galaxy Federation. However, the battle carries on as the allies of the ORN Empire, who are collectively known as Vios continues the battle. Their forces are strong enough to defeat and drive back the Federations forces. Once again, the Federation organizes a plan to send in one of their powerful ships, this time code named Rynex to eliminate the enemy.-summary The Thunder Force series will never win points for its story, and I doubt … more