Ep 11. Sub-Sonic

Sonic the Hedgehog season 1 episode 11, titled "Sub-Sonic," follows Sonic and Tails as they explore a new undersea world. When they arrive, they discover an underwater civilization that has been devastated by pollution. The citizens are being forced to work in dangerous conditions in order to survive.

Sonic and Tails decide to help the citizens and try to find a way to clean up the pollution. They meet a group of rebels who are fighting against the corrupt government, and together they work to find a solution to the pollution problem.

The rebels tell Sonic and Tails that there is a way to stop the pollution, but it requires a dangerous journey to a reactor at the bottom of the ocean. Sonic and Tails agree to help and set out on their mission, facing dangerous creatures and treacherous obstacles along the way.

Meanwhile, Dr. Robotnik has his own plans for the underwater world. He has created a new invention, the Sub-Bot, which he plans to use to take over the underwater civilization. His plan is to use the Sub-Bot to drill through the ocean floor and cause a catastrophic earthquake that will destroy the entire underwater world.

Sonic and Tails must race against time to stop Dr. Robotnik and save the underwater civilization. They use their speed and wit to outsmart Dr. Robotnik and his machines and ultimately save the day.

In the end, the pollution problem is solved and the underwater civilization is free once again. Sonic and Tails return to the surface, happy to have made new friends and saved the day yet again.