Answer:
1. Although he was wealthy, he was still unhappy.
2.Because my coffee was too cold, I heated it in the microwave.
God over the underworld. he rules the underworld
Answer:
Depicting a staff as snakelike could possibly mean that it is just shaped a way a snake is; what I mean is that it may just be twirly or curvy. However if you are relating it towards symbolism it may represent evil, and possibly sneaky because snakes tend to be associated with being sly and representing the devil, which is again evil/darkness.