Mephiles the Dark

Mephiles the Dark is a demonic being who took the shape of Shadow the Hedgehog, he is the mind of Solaris.

Plot to destroy Time

 * See: on Sonic News Network Mephiles on Sonic News Network

Mephiles was born when Solaris was split into two beings, Mephiles - the mind, and Iblis - the power. Mephiles began a plan to become Solaris again and manipulated Silver and Blaze, even killing Sonic, he was defeated and destroyed after becoming Solaris.

Arrested
Mephiles somehow survived, possobly by splitting from Solaris again and was captured by the Zone Cops and imprisoned in the Zone Jail. Mephiles appeared during Scourge's time at the prison claiming he needed to lighten up. During the riot, Mephiles was seen attempting to escape.

Background Information

 * Sonic the Hedgehog (2006) was confirmed to happen in the Archieverse in an Ask Ian.