战无不胜 (戰無不勝) zhàn wú bù shèng

zhàn wú bù shèng set phrase to triumph in every battle; to be invincible
Domain: Idiom 成语

Also contained in

战无不胜，攻无不取 、 战无不胜，攻无不克 、 攻无不克，战无不胜