Sonic the Hedgehog (1991)

Sonic the Hedgehog (1991) is the first Sonic video game and was on the Sega Megadrive but soon moved onto the Sega Genesis. It was a platformer and adventure game featuring 7 levels.

Plot
On South Island, Dr. Robotnik attacked it and had Sonic's animal friends there transformed into dangerous Badnick robots. Sonic must stop Robotnik and save the Island in order to save the day with his super speed.

Stages

 * Green Hill Zone
 * Marble Zone
 * Spring Yard Zone
 * Labyrinth Zone
 * Star Light Zone
 * Scrap Brain Zone
 * Final Zone

Bosses
The bosses of Sonic the Hedgehog are robotic creations piloted by Dr. Robotnik. They all must be fought and defeated to complete each level's third/final acts.
 * Eggmobile-H
 * Fireball Weapon
 * Spike Weapon
 * Retreating
 * Mine Dropper
 * Final Zone