The phrase "about a showdown between" is correct and usable in written English.
It can be used when discussing a confrontation or conflict involving two or more parties, often in a competitive or dramatic context.
Example: "The documentary is about a showdown between rival factions in the city."
Alternatives: "regarding a clash between" or "concerning a confrontation between".
That film is about a showdown between two women on a Palermo street.
The play, which had its premiere at Theaterworks in Palo Alto, Calif., is about a showdown between a high school vice principal and a transfer student who was born in the Middle East, and deals with ethnic profiling, terrorism and other issues.
Lately, too, he has been joining his "La Bête" cast mates and crew members in a homemade version of volleyball amid the empty seats of the Music Box Theater before the audience streams in for the play about a showdown between high and low culture, set in the age of Molière.
A picture caption on Saturday with an article about a showdown between Scottsdale and Cave Creek, Ariz., over the right to use the motto "the West's most Western town" misstated, in some copies, part of the name of a buffalo being shown off in Cave Creek.
How about a showdown between an infinity of ice cream sandwich goodness......and Matthew McConaughey's abs?
Or how about a showdown between prototypical pocket passer Tom Brady and the 49ers' new-age, dual-threat?
Alessandra Stanley (NYT ITALYY: U.S. TRANSMITTERS SHUT DOWN -- Italians, whose fears about the effects of electromagnetic radiation forced a showdown between the government and the Vatican over church radio transmitters, are now worried about the United States military's broadcasts.
[silence...] Michael Crick?" Even though nobody cared about Eagle, the stage was set for a showdown between her and Corbyn, and it seemed JC was a shoe-in, given the number of Momentum fanboys and girls who still love him.
"This is a showdown between Black and Breeden about who is going to walk away with the money," said Laura Jereski, an analyst at the Tweedy, Browne Company, which is a large Hollinger shareholder.
SYDNEY (Reuters) ― The Catholic church in Australia on Friday rejected laws forcing priests to report child abuse when they learn about it in the confessional, setting the stage for a showdown between the country's biggest religion and the government.
"It's been more about C.E.O.'s getting fired, banks writing off hedge fund losses and a showdown between Wall Street and the Fed".
