Grinto is the Mentor of the Combo ninos. He holds the totem of Mono.
Grinto is a wise old man who is willing to give advice to the troubled kids of the Combo Ninos. He keeps an eye on his apprentices when it comes to fighting divinos or confronting problems (though not all the time).
In his childhood, he was a daredevil who loved to cause trouble and was very impatient.
Grinto learnt caporiera since he was child. His was very impatient when it comes to learning caporiera and wanted to 'kick some butt'. His mentor Bernie, saved him from being trapped in the Divino world for enternity but it cost him his body.