Halo

A halo is usually depicted as a golden circle that hovers above a person's head, indicating that the person has been promoted to sainthood or is in heaven or some similar form of afterlife. It can also refer to the glow that is projected from a person's body, also referred to as an aura.

Empath: The Luckiest Smurf stories
In the EMPATH: The Luckiest Smurf story series, Smurfs that are promoted to the glory of being in Elysium are usually depicted as wearing halos that circle around the top of their hats. Empath in the simulated version of Elysium created by Ares sees all his fellow Smurfs wearing halos, which makes him believe that they have all died and have been promoted to glory, only to discover that those Smurfs weren't real at all.