He-Man sharing it only with Orko, Man-At-Arms, Cringer/Battle Cat and the Sorceress. The spin-off cartoon series "" later revealed that Adam had a twin sister: Princess Adora, a leader of the Great Rebellion against Hordak on the planet Etheria. Adora, like Adam, was given the gift of the power of Grayskull and had her own sword which she used to transform into She-Ra, Princess of Power. He-Man made a number of appearances in the "She-Ra: Princess of Power" television series. He-Man's archenemy was Skeletor, a blue-skinned sorcerer with a yellow skull for a head (concealed with a cowl). He was skilled
Lists of twin towns and sister cities Lists of twin towns and sister cities This is a list of "twin towns" or "sister cities" — that is, pairs of towns or cities in different countries which have town twinning arrangements. Where known, the date of formation of the twinning agreement is included in parentheses. Note that the list is likely to always remain incomplete, since no canonical list of such arrangements exists; even those towns that are listed may well have arrangements which are not listed here. Note also that any twinning arrangement "should" be listed at two locations in the list: once for each of the