Media Summary: The Nefarious Dr. Ivo "Eggman" Robotnik got his hands on some new type of mysterious gem and now he's gone a bit deranged. Eggman Boss Theme 1 (Ruby Delusions) - Sonic Mania Music Extended Eggman Boss Theme 1 (Ruby Delusions) - Sonic Mania - OST (Extended)
Sonic The Hedgehog Ost Ruby - Detailed Analysis & Overview
The Nefarious Dr. Ivo "Eggman" Robotnik got his hands on some new type of mysterious gem and now he's gone a bit deranged. Eggman Boss Theme 1 (Ruby Delusions) - Sonic Mania Music Extended Eggman Boss Theme 1 (Ruby Delusions) - Sonic Mania - OST (Extended) Provided to YouTube by NexTone Inc. Egg Reverie - Egg Reverie Zone Tee Lopes Tee Lopes Tee Lopes Tee Lopes
![Ruby Delusions (Eggman Boss 1) - Sonic Mania [OST]](https://i.ytimg.com/vi/OFq9-4-0O0s/mqdefault.jpg)
![Ruby Illusions (Final Boss) - Sonic Mania [OST]](https://i.ytimg.com/vi/9Sn-tbAH5XY/mqdefault.jpg)
![Egg Reverie (Egg Reverie Zone) - Sonic Mania [OST]](https://i.ytimg.com/vi/zZG5Uf6JTDE/mqdefault.jpg)