WARNING – GRAPHIC IMAGES: Sandro, who is known as ‘Mr Skull Face’, has undergone 17 extreme body modifications and plans to have the tip of his nose cut off, even though strangers call him “sick” and “disturbed”WARNING – GRAPHIC IMAGES: Sandro, who is known as ‘Mr Skull Face’, has undergone 17 extreme body modifications and plans to have the tip of his nose cut off, even though strangers call him “sick” and “disturbed”