The phrase "mighty figure" is correct and usable in written English.
You can use it to describe a person who is strong and powerful, for example: "He was a mighty figure who commanded respect wherever he went."
At that time he was a mighty figure in the theatre so I was pretty awestruck".
Early in the book, in Prague, that mighty figure of Hebrew lore, the golem, is physically made part of Joe's escape from peril.
Day is a mighty figure, but her hortatory prose is not easily made into music, and these sections tend to be weaker than the rest.
The landscape was so stark and arid, and so enhanced by the mighty figure of Sean Connery in armor, that I wanted to go there right away.
Organic service revenue, which ignores handset sales and newly acquired businesses, advanced by the mighty figure of 0.1% in the fourth quarter.
He's the frowning master of the thespian arts, the most deep-cover method actor of our times, a mighty figure in the pantheon of cinematic legend … but, wouldn't you know it, he's actually got a great sense of humour.
The great tragedies, with their mighty figures and penetrating psychology, can stagger us unadorned.
In spite of these intimidating constraints, the fashion in British politics is for leaders to project themselves as all conquering mighty figures.
Bacall beside Bogart was in a tussle; for all the mighty figures who populated the Hollywood studios, almost nobody else could stand up to her.
If turnout in next week's elections is really low, England and Wales (Scotland is sensibly sticking with police authorities) could end up with mighty figures who feel untrammelled by public scrutiny.
Though the mighty figures who shaped country music like Johnny Cash, George Jones and Willie Nelson are still making worthy music, they have long been consigned to the status of museum pieces by official Nashville.
