It is mentioned that Little Joe and his brothers "passed" and their descendants filled up Dodgeball City. May lead to uncomfortable conversations about death.
This is based on the story of Moses so expect a stick turning into a snake. However, this is done cartoonishly.
In the tenth plague (death of the firstborn) the river rises and carries away babies in cradles. This is dealt with like the serious topic it is, and the narrator makes it clear that the "mayor" (I.e., Pharaoh Ramses II) brought this on the town.