The phrase "a formidable force on" is correct and usable in written English.
It can be used to describe someone or something that has a significant impact or influence in a particular area or field.
Example: "The organization has become a formidable force on environmental policy, shaping legislation and public opinion."
Alternatives: "a powerful influence in" or "a significant player in".
Make no mistake about it: Federer is still a formidable force on Wimbledon's grass courts.
But she is a formidable force on the bench, often asking the first question at oral arguments in a way that frames the discussion that follows.
Mr. Garfanji's original motivation was probably profit, pure and simple — by mustering a formidable force on land, nobody could squeeze him to pay protection fees.
Embarrassed after their fight with modernists in the mid-1920s, evangelical Protestants withdrew from public engagement, built their own impressive church and educational networks, and re-emerged in the 1970s as a formidable force on the political right.
After draining a few shots, Tristan Thompson — a formidable force on the low block but substantially less so outside the paint — was required to maintain a close proximity, even as Green was stationed behind the arc.
It was time for a savior, and one arrived in the form of Brooke Astor, the socialite and philanthropist, then in her late 70s, but still a formidable force on the city's social scene, which she would remain almost until her death at 105 in 2007.
Nominally, the khans commanded a formidable force of mounted warriors, but, in reality, they depended on the loyalty of the beys and batyrs.
As the war has gone on, the country has amassed a formidable force of hardcore revolutionaries who will fight Haftar forces to the absolute end.
Nationalist, secular, and pluralist political forces therefore make a formidable force of about 66percentt, judging by the 1999 election.
Building a solid foundation, Roddenberry has employed a formidable force of Hollywood's outstanding writers.
He is drawing on all that as he tries to turn AARP into a formidable force for social change.
