the superhero cross-word

12345678
Across
  1. 4. uses a ring as his power
  2. 6. has a giant trident
  3. 7. has to yell his name
  4. 8. fast as sound
Down
  1. 1. Clark Kent's secret identity.
  2. 2. has a golden lasso
  3. 3. the "Rock" played him
  4. 5. works in Gotham city