Prometheus
Prometheus is the Titan of forethought and crafty counsel. Gave humanity the gift of Fire. zeus tortured him with vultures at one point.
Rhea
Rhea is the Titan offertility, the female body, and later, nature. Mother of Zeus, Hera, Hestia, Hades, Poseidon and Demeter. Rhea is the wife of Kronos.
Tethys
Tethys is the Titan of Subterranean forces of fresh water and patron goddess of nursing mothers and the young.