...I'm h... a... p p y. Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red, Red I feel g o o d You cannot grasp the true form of Diglett's Dig!
An eldritch, nature-defying creature such as Diglett wouldn't be hindered by the laws of physics. Its presence is so unnatural that time, space and matter bend around it, allowing Diglett to pass through any material known to man. Thus, it 'digs' through the earth, stalking its prey.