Renascence brought back Greek and Roman gods. Bacchus or Dionysus, the god of wine and son of Zeus is also known to bring fertility, abundance and voluptuousness was portrayed by some renascent artists.
Caravaggio depicted the god using a teenager of his time as model which is one of the aspects of his style. You can see that the details are very powerful and maybe in front of the real masterpiece your eyes would be browsing around them.
This is the god for Fridays. Have a nice weekend.