It is interesting that each plague was directed at one of the Egyptian gods.
The Nile renewed the fertility of the soil at each yearly flood, turning to blood defeated that god.
Some gods were worshiped to keep things from happening. The locust, frogs, for example. Those gods were to keep locusts and frogs out of Egypt.
Three days of darkness defeated the sun and moon gods.
The ultimate god, Pharaoh, was defeated when he could not save his firstborn son and later when he was drowned.
As you proceeded through the succession, this vision popped into my noggin: God as a Sniper, picking them off one after the other. As Valdez replied when El Segundo observed that he had counted his kills, "You'd better."
My Bible reading this morning was Isaiah 40-46, which features a wonderful passage on God eloquently and hilariously deriding idol-makers, who use half the log in their fire and fashion the other half into their idol. Of all human follies, God reserves the most scorn for idolatry.