Sonic The Hedgehog (8-bit) [Virtual Console]

The game's storyline is almost the same as the original game on the Sega Genesis for both the Japanese and Western releases: Dr. Ivo Robotnik is working to take over South Island and gather Chaos Emeralds, having kidnapped all of the island's animal habitants to turn them into robots called Badniks to do his dirty work. Hearing of Robotnik's plot, Sonic the Hedgehog heads to South Island to save his animal friends.The North American instruction manual also adds that his greatest challenge is lurking in Robotnik's flying blimp.