Dimension X is a fictional universe often depicted in science fiction, particularly in the Teenage Mutant Ninja Turtles franchise. It is characterized by its bizarre landscapes, strange creatures, and advanced technology. This alternate dimension serves as a backdrop for various adventures and conflicts, often involving interdimensional travel. In Teenage Mutant Ninja Turtles, Dimension X is home to the villainous Krang, an alien warlord who seeks to conquer Earth. The dimension features unique environments, such as floating islands and alien cities, which contribute to the series' imaginative storytelling and exploration of themes like good versus evil.