The creation of all the existing one was known like Watauiwineiwa. In spite of having coincidence on the matter, Watauiwineiwa was not adored, according to as traditionally the dominant society it has understood the theism.
The healers or shamans were important for the Yagán people. They called them Yekamush, that could heal patients, cure emotional imbalances, and invoke the spirits.
Martín Gusinde, Ethnologer described as a wizard acted: "(...) the wizard arranges itself to act by means of a long song, calling in this form to the spirits so that they help to him. Nothing must bother nor distract its attention; it prefers to see single with that they request his Help to him, which feel or they tend before him. Between songs and smooth balances of the trunk "it is reuniting in a certain place the sickly matter", absorbing it violently with his lips. Immediately escupe in the palm of the hand and blows it later ".