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The Hard Boiled Heavies (ハードボイルドヘビーズ Hādo Boirudo Hebīzu) are a group of elite Eggrobos created by Dr. Eggman with the use of the Phantom Ruby. In Sonic Mania, each of them appear as a boss fight for Act 2 of a zone, besides Heavy Gunner who was one in Act 1 of Studiopolis Zone.
| Heavy King | Heavy Gunner | Heavy Magician (Far Left) |
|---|---|---|
 |  |  |
| Heavy Rider (Far Right) | Heavy Shinobi | |
|  |
Hard Boiled Heavies | Sonic News Network | Fandom
Hard-Boiled Heavies - Sonic Retro
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