International audienceThis paper argues that, beginning with the Euripidean deus ex machina, dramatic festivals introduced a new standard into epiphanic rituals and experience. Through the scenic double énonciation, gods are seen by mythical heroes as gods, but by the Athenian spectators as costumed actors and fictive entities. People could scarcely believe these were 'real' gods, but would have no doubt been impressed by the scenic machinery. Thus the Homeric theme of a hero's likeness to the gods developed into the Hellenistic theme of the godlike ruler's (or actor's) theatrical success (or deceit). So in the Athenians' Hymn to Demetrius Poliorcetes, a victorious ruler entering a city is welcomed as a better god than the gods themselves. ...