And some early music tracks.
Sega’s official Sonic the Hedgehog YouTube channel this weekend held an Extra Life charity live stream to help raise money to benefit the Children’s Miracle Network, a network of 170 non-profit children’s hospitals throughout the United States and Canada.
As part of this, the Sonic channel had a series of milestones throughout the stream where viewers could unlock never-before-seen Sonic Adventure concept art, Sonic Heroes concept art. In the end, all milestones were unlocked.
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