done by mirrors

done by mirrors

and done with mirrors
mod. illusory; accomplished in a way that is purposefully deceptive. He’s not really smart. It’s all done by mirrors. The whole budgetary process is done with mirrors.
See also: done, mirror
References in periodicals archive ?
He added: "Five years ago, when things took off here, even people in the republic wondered if it was all done by mirrors or if it was a mirage.