He is also an extremely formidable combatant, both armed and unarmed.

But other writers are an extremely formidable bunch, because they're always second-guessing the narrative or aware of all the mechanics that go into producing the story.

Although he has no superhuman powers, Batman's unstoppable determination and strength make him an extremely formidable opponent.

Dongfang castrated himself in order to master the skills in the Sunflower Manual and becomes extremely formidable.

Mitchell's retention is a huge gain for the Lions, and if they're able to bring back Kornegay as well, their 2012 defence could be extremely formidable.

Even with five spears pointed directly at him, Tanin looked extremely formidable and extremely angry.

He was powerful and very hard to stop with the ball in his hands, extremely formidable in a peel from the line-out.

Consciously or not, he gave the impression of a man on guard against the pursuit of an opponent he obviously considered extremely formidable.

"Nor would I. It looks extremely formidable, and very singular."

The Filipinos' secondary defenses seemed extremely formidable, and an American frontal assault might have resulted in extreme casualties.