Which villain has a helmet granting powers and is the half-brother of Professor X?

Juggernaut

In the "Harry Potter" films, what position does Harry play on his Quidditch team? Which insect larvae produce cocoons commercially harvested to make fabrics Which legendary swimmer won seven gold medals at the Munich Olympic Games in 1972? In football (soccer), what is the term for a match between fierce local rivals? Who was the Egyptian sun god?