Earthion

Earthion is a side-scrolling space shooter for the Sega Mega Drive, developed by Ancient Corporation under the direction of legendary composer Yuzo Koshiro, known for games like Streets of Rage. The game is crafted in the spirit of classic 16-bit shooters like Gradius and Thunder Force, offering precise controls, challenging gameplay, and an outstanding soundtrack by Koshiro himself. You play as Azusa Takanashi, piloting the advanced YK-IIA space fighter. Your mission is to repel an alien invasion and save a resource-depleted Earth. The game features eight dynamic levels, each with unique environments, varied enemy types, and intense boss battles.