Sonic.EYX or Sonic the Hedgehog: Editable ROM is a creepypasta ROM hack and character inspired by Sonic.exe depicting a version of Sonic the Hedgehog with long arms, bloody claws and a single, oversized eye. The character was created in October 2021 and the ROM hack was posted to GameJoly in March 2022, becoming popularized in Let's Play videos and inspiring fan content over the following months.
- Genre: Platformer, Survival Horror
- Platform: Windows
- Website: gamejolt.com/games/Soniceditablerom/837614