- Phalgeron (Epic Black-USA) - Other name : ex-Phlegethon
- Phlegethon (HUN) (Heavy Metal-Hungary)
- Phlegethon (RUS) (Death Doom-Russia)
- Phlegethon (FIN) (Thrash Death-Finland)
- Phlegethon Animae (Melodic Death-Italy)
- Phlegethon's Majesty (Black Metal-Belgium)