Skull Emperor XXL

The Skull Emperor XXL is the most powerful battle robot in during World War III that he was damaged former PETAI robot has been turned into a ultimate battle robot by the Belkan Grey Men putted a Skull Heart into inside of his chest.

He is very strong at his defensive and his magicial power due to having power from the Skull Heart that he is stronger Skullgirl Marie Korbel. Even though he lost his rocket launcher,his flying boosters and his laser beam due to both of his three weapons has been destroyed,which make him being damaged before becoming a ultimate battle robot, he is very well at melee attack, using magics and having a Stand, The Belkov Heart.

After the Belkan Grey Men added robot wings on his back, he would be deployed in during Battle of Canopolis that he would defend the SOLG Canopolis Destroyer.