The reference of this CS2 skin is quite straightforward. Zeus is a thunder god in Greek mythology who lives on Mount Olympus and shoots lightning from the sky. Zeus X27 is an electroshock weapon in Counter-Strike 2 that kills immediately in close range. And the Zeus X27 | Olympus skin has a figure of Zeus who holds lightning in his mighty hand.
Olympus is the first ever skin for the Zeus X27; it can drop from the Kilowatt case. The quality is Classified, and if you want to get this skin, it is better to buy Zeus X27 | Olympus here on DMarket.