The phrase "a remarkable stroke" is correct and usable in written English.
It can be used to describe an impressive or noteworthy action, achievement, or event, often in a context related to art, sports, or a significant decision.
Example: "The artist's latest painting is a remarkable stroke of genius that captivates viewers."
Alternatives: "an impressive feat" or "a notable achievement".
He also had a remarkable stroke of luck from the National Union of Mineworkers.
It is all very surprising, and it is a remarkable stroke of art that makes the younger sister, Helen, approach the hard masters of the world first.
In what appears to be a remarkable stroke of good fortune for American counterintelligence, a Russian source turned over K.G.B. documents on the current case.
That both comets will be passing near, perhaps very near, to spacecraft capable of doing something with the opportunity is a remarkable stroke of luck in itself.
It teems with interesting stuff, but at the same time it's so vast and empty and forbidding that it generally takes a remarkable stroke of luck to find it".
A remarkable stroke of fate sent Jeff Buckley, then an aspiring young troubadour, to stay in a New York apartment that happened to contain a copy of "I'm Your Fan".
This cat had assumed almost mythical status, and was purported to have survived only due to fate or a couple of remarkable strokes of luck: the island on which it had been marooned contained a freshwater pond, as well as the carcass of a deer that had apparently lacked either the cat's good fortune or its survival skills.
The Burroughs High graduate cut a remarkable nine strokes off her previous day's score to fire an 81 on Saturday and help the Vaqueros capture second place in the 10-team tournament.
Anderson closed right up on Risztov as the race entered the final 100m into the finish board and the two exhausted swimmers went stroke for stroke in a remarkable finale.
Bach-y-Rita's father, Pedro, had made a remarkable recovery from a stroke owing to a strict rehabilitation program designed by Bach-y-Rita's brother.
"He had been ill for some time with cancer though he had made a remarkable recovery from his stroke in 2003," it said.
