“Czars” were aplenty during the Obungler administration.
Yes, even Van Jones of CNN was a "czar" under the Barry Soetero regime.
there is video of Biden saying he’s putting her in charge of the border, not just talking to a few countries. ... there are plenty of media calling her the border czar well before republicans did.
Correct. It was Axios. Then other left-wing propaganda bureaus glommed onto the term. But now they're trying to blame "Republicans" for making everything up.