Horus as bright as the sun was explained by a tale, known as "The Contendings of Horus and Seth". In this tale, it was said that Set, the patron of Upper Egypt, and Horus, the patron of Lower Egypt, had battled for Egypt brutally, with neither side victorious, until eventually the gods sided with Horus. As Horus was the ultimate victor he became known as "ḥr.w wr" "Horus the Great", but more usually translated "Horus the Elder". In the struggle, Set had lost a testicle, and Horus's eye was gouged out. Horus represented the eclipsing binary Algol in the Calendar of
Horus name Sekhemib and Khasekhemwy were similarly built. Khasekhemwy went even further and placed both divine figures of Horus and Seth above his serekh, in an attempt to accentuate the dualism of a serekh name. The remarkable behaviour of the 2nd Dynasty kings can possibly be explained by the Egyptian belief that a king represented Horus and Seth in the same ways. Maybe said kings simply wished to express this dualism by willingly changing the appearance of the serekh and replacing divine figures on its top. As already mentioned, the Horus name is the oldest known and used royal title. Its introduction