Cuban, who previously criticized Trump for putting companies “underneath a hammer” after he threatened John Deere with a 200% tariff if it moved some of its manufacturing from the U.S. to Mexico, knocked Trump’s “crazy notion” that putting 60% tariffs on Chinese goods is a “good idea.”

Mark Cuban in a recent Harris campaign press call slammed Donald Trump and called his sweeping tariff plans "lunacy."

On Thursday, businessman Mark Cuban joined Vice President Kamala Harris on the campaign trail in Wisconsin, and took the opportunity to mock Trump’s widespread tariff proposals on all imported goods.