Bruxa Keka was a witch of the Brazilians TV Series "Xuxa no Mundo da Imaginação", and was interpreted (like the other characters of this show) by Maria da Graça Meneghel (Xuxa) and as a normal witch, Keka is an ugly woman and like the witches of Brazilians series, with magic (in the Brazil, magic is associated with child shows), does various things implicating kids.
Her name is Keka, and "Bruxa" means Witch in Portuguese.
Sovaco is the main servant of Keka. Is a orange and jumbled frog. His name means "punch".