Fetching details from the dictionary...
guts; pluck; nerve; spirit
マジシャンの技に度肝を抜かれた。
The magician's trick completely stunned me.
その発表は業界の度肝を抜いた。
That presentation astonished the entire industry.
新人の度肝を抜くプレーにベテラン選手も驚いた。
Even veteran players were astonished by the rookie's mind-blowing play.