This nostalgic low-poly 3D game is the last installment the Classic Sonic era before the events of Sonic Adventure could begin years later. Dr. Robotnik has unleashed his ultimate creation: Metal Robotnik, a colossal overlord determined to conquer the world. However, even this metal version of the mad scientist proves uncontrollable. In his quest for domination, Metal Robotnik infects the entire world with a virus that turns its inhabitants into his mind-controlled slaves. Amidst this chaos, Professor Gazebo Boobowski is assigned the daunting task of developing a cure. However, he finds himself at a loss when his daughter, Tiara, is kidnapped, and the Chaos Emeralds are stolen by Metal Robotnik. Now, it falls to Sonic and his friends to confront this formidable robotic titan, free the enslaved populace, and restore balance to their world. Can they stop Metal Robotnik and save Tiara before they become infected themselves?
