The phrase "a fighter that" is correct and usable in written English.
It can be used to describe someone who engages in combat or competition, often in a metaphorical sense as well.
Example: "She is a fighter that never backs down from a challenge, always pushing herself to the limit."
Alternatives: "a fighter who" or "a combatant that".
The ultimate goal is to try and find a fighter that can beat me".
You will be hard pressed to find a fighter that embodies martial arts philosophy more than Machida.
The truth is, Provodnikov is a fighter that doesn't have the skill or acumen to hang with an in-control Bradley.
Fans spend hard-earned money to go see a fight or watch on pay-per-view, and then they see a fighter that should win but he doesn't because of a bad decision.
No one knows if Radcliffe's leg will hold up, but she is such a fighter that victory cannot be ruled out, a result that would surely eclipse any other British gold at these Olympics.
In his familiar, incantatory style, Jackson said that if Rocky, a fighter that existed only on the movie screen, deserved a statue in downtown Philadelphia, so did Frazier, a somewhat forgotten figure whose former gym in north Philadelphia is now a store that sells furniture and mattresses.
The one warhead in this case was attached to an Israeli A-4 fighter that crashed in 1973.
The Boulton Paul Defiant was a "turret fighter" that was used as a night fighter.
Dulce Rosa deals in revenge but finds redemption in the story of a young woman who confronts a guerrilla fighter that violated her and her family.
"It's a stealth fighter that will cost tens of billions more than what Harper promised, a stealth fighter jet that can't defend our Arctic, a stealth fighter that's not actually stealth," Trudeau declared.
Mr. Panetta said the Pentagon remained committed to the plane, a stealth fighter that can attack ground targets.
