strength and weeknesses of atlas greek god
The Greek God of Strength is Cratus, also spelled Kratos or Cratos. He is the son of Pallas and Tyx, brother of Bia, Nike, and Zelus, and was given the taks of rechaining Prometheus to his boulder.
Ares is the God of War. So probably him if your talking about physical strength.
The goat-footed God of shepherds and pastoral music.
kronos