ukr.vitalinguist — How to say it in authentic Ukrainian

a force to be reckoned with
C2 noun — a force to be reckoned with

a very powerful person or organization

Examples in context

Force, as in we're a force to be reckoned with.
"Форс" - це ми така сила, з якою усім належало рахуватися.
concordance:imdb:0110912