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On the ARK, Eggman was able to gather the seven Emeralds for the Eclipse Cannon, but Sonic would disable it. Escaping the government, Sonic and his allies tracked Eggman to the Space Colony ARK. Needing the Chaos Emeralds for the cannon, Eggman looked for the Emeralds with his allies, eventually leading Sonic to be targeted by the government when he was mistaken for Shadow. Shadow subsequently provided Eggman with the Eclipse Cannon on the Space Colony ARK for him to threaten the Earth into submission. This let to him meeting and teaming up with Shadow the Hedgehog, the weapon in question. Shadow Sagaĭiscovering his earthly origins after hacking the government's computer, Eggman sought out a secret military weapon his grandfather, Gerald Robotnik, had created that could bring global destruction. Thanks to the support of Sonic's allies and humanity though, Sonic could transform into Super Sonic and neutralize Chaos, saving the world. However, Chaos would soon betray Eggman and transform into Perfect Chaos, who would rampage across Station Square, with its goal being to destroy the rest of the Earth. Through Chaos, the doctor planned to conquer the Earth by seeking out the Chaos Emeralds for Chaos to strengthen its power. Eggman managed to get his hands on the entity known as Chaos. Six months later, as a result of Angel Island and other relics being brought to Earth, Dr. Though all seven Emeralds were eventually gathered, the resulting Chaos Control did not send Sonic and his crew back to their homeworld, but rather, brought pieces of Sonic's world to Earth. During this period of down time, Sonic and his allies visited a Savannah, watched Lindsey Thorndyke's recording her movies, went on a cruise ship across the ocean, contended with Sonic's human rival Sam Speed, went camping, and dealt with Sonic as he went on a mad run, all while still searching for the Chaos Emeralds in order to get Sonic and co. With Sonic and his friends garnering a warm reception from the planet's inhabitants, they went on to enjoy their stay on the planet. Meanwhile, Rouge the Bat would become an agent of the government. Eggman began threatening the planet with his tyranny, Sonic and his friends rose against him and thwarted his plans time and time again, earning them fast recognition as worldwide heroes. However, with the aid of Christopher Thorndyke and his family, Sonic and his allies were mostly able to stay hidden from the general public. When other-worldly aliens such as Sonic the Hedgehog and Cream the Rabbit showed up on Earth, many eye-witnesses and scientists began questioning the identity and nature of these beings. However, despite this, he was still able to secretly plan his revenge against humanity using Shadow the Hedgehog and the Bio Lizard. Gerald was then taken to Prison Island in order to continue doing his research under the eyes of the government. Gerald would successfully create an immortal creature, but was soon captured and while the other ARK scientists were silenced by the G.U.N.
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Gerald in particular was put in charge of Project Shadow, a research project aiming to find the secrets to immortality. Over 50 years ago, the government hired several scientists, among them being Gerald Robotnik, to work on top-secret military weapons on the Space Colony ARK. As such, numerous different environments can be found on Earth, including frozen landmasses, lush jungles, cityscapes, and valleys.Ī long time ago, Earth and what would become known as Sonic's world were once one, but a cataclysmic event split the planet in two and sent them to different dimensions. The landmasses of the planet appear to be very similar to those of the real-life planet. The Earth is primarily blue in color due to the majority of its surface being covered in water.
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