In Hell, he was the law. Since Lucifer got depressive after his wife Lilith left, and made him avoid all political work. That opened the door for Satan to take some sort of control over Hell, as he was the next in line of power.

The Sin of Wrath, creator of the Imps, ruler of the Wrath Ring, now had power over Hell overall at some degree. Such a dangerous yet curious thing.

Most wouldn't overstep close to him, as he was easy to enrage. That's why Yogirt, a little imp and his therapist, was always around him to calm him down.

"..."