You said base Zoro. I used Ashura, which is Zoro's strongest form, as comparison. Zoro is not dropping a top tier to the ground and taking them out of commission for a bit, with a base attack. That's not in any realm of possibility.
And throwing around "Broken bones" doesn't mean anything. Machvise shattered Harjudin's arm into a thousand pieces, and he still was able to punch a man who weighed 100 tons, a couple hundred feet in the air, into the Birdcage.
And throwing around "Broken bones" doesn't mean anything. Machvise shattered Harjudin's arm into a thousand pieces, and he still was able to punch a man who weighed 100 tons, a couple hundred feet in the air, into the Birdcage.