Sonic the Hedgehog and Metal Sonic split image HD Wallpaper

The image is split down the middle by a lightning bolt, showing Sonic the Hedgehog on the right and Metal Sonic on the left. The background on the left is a blue, energetic explosion, while the right side has a darker, fiery background with wisps of smoke. Text at the top right reads 'THE SATURDAY SPECIAL SONIC THE HEDGEHOG FILM PROJECT'.