This kind of summary is a dramatic thriller, it says that two rival magicians when we say that they are rivals we can also assume that there are a lot of human emotions involved, which better matches with Dramatic thriller.
Dramatic thrillers include in their plot, excitement, suspense, and exaltation of emotions.
The other options are not possible because they include different things in their thematics as it follows: Action thriller includes terrorism, crime, fights, etc., Psychological thriller drama includes action mystery and psychological terror, and science fiction thriller includes extraterrestrials, aliens, and extrasensory perception.
