Mettalix Is A Transformation based off Neo Metal Sonic and The Cause is The Master Emerald Blast
Mettalix Picture
Mettalix Is The Metal Sonic Version Of Mecha Sonic's One Metallix And Is Powerful Than His Master Overlord Form. After being weakened by Dark Sonic, He turned to Mechadrix With The Seven Chaos Emeralds And The Seven Sol Emeralds. Mechadrix got weakened back to His Neo Metal Form by Dark Hyper Elijah Do The Hedgehog.