Big Chief Keen-eyed Mole is a Native American Chief of the Black Feet Tribe, who was fooled into believing that Tintin was an enemy of him and his people by Bobby Smiles. Chief Keen-eyed Mole is a man who does not hesitate to defend his tribe and their lands against the enemy, no matter who they are. He and his men tried to help Smiles to kill Tintin, unsuccessfully.