Hegemony is, essentially, the solidifying of a class/caste system into something that lasts forever.

The rich get richer and the poor get poorer, because the poor are caught up in a system given to them by the rich.

We use their Facebook. We consume their news. We buy from their supermarkets.

From Google ...

Hegemony is the dominance or leadership of one group, state, or ideology over others, achieved not just by force but by gaining consent through cultural, political, or economic influence, making its ideas seem like common sense. Originating from Greek for "leader," it historically described city-states but evolved, notably through Gramsci's theory, to explain how a ruling class maintains power by shaping societal values and norms, creating a pervasive cultural hegemony

the bad guy, played by Charles Dance, tries to remake the world by releasing dormant giant monsters referred to as "monarchs."

The billionaires all want to be the monarchs of the new world. We might need to stop feeding them.