1. Olmec religion - Olmec gods such as the maize god, the feathered serpent and the rain god were found in the mythology of the Aztecs. The Olmec had a well developed belief and religion that embraced belief in a cosmos that consisted of an underworld.
2.Olmec mythology - the Olmec were fascinated by were - jaguars which are human - jaguar hybrids. Later cultures continued with this obsession including the Aztecs which had a contingent of warriors known as the jaguar warriors