Complex sentence: Speedsters in other media include Daphne Millbrook (played by Brea Grant), a villain in the NBC television superhero drama "Heroes", a character who first appeared in that series' third season in 2008, initially as a villain.
Split into simpler sentences: Speedsters in other media include Daphne Millbrook (played by Brea Grant), a character in the NBC television superhero drama "Heroes". Daphne first appeared in that series' third season in 2008, initially as a villain.