Shadow The Hedgehog is a fictional character from the Sonic the Hedgehog video game series created by Sega. Introduced in 2001, Shadow is known for his black and red appearance, as well as his ability to use chaos energy for various powers, including teleportation and enhanced speed. He is often portrayed as an anti-hero with a complex backstory involving themes of revenge and redemption. In the games, Shadow is often seen as a rival to Sonic and has a strong connection to Professor Gerald Robotnik, who created him. His character explores darker themes compared to other characters in the series, making him a unique addition to the Sonic franchise.