He is said to be a very good lawyer-which means there is a method to his madness...
His professor at Harvard Law School said he was the most brilliant Constitutional Scholar he had ever met.
His professor, Alan Dershowitz, Democrat.
Cruz clerked for Justice Rehnquist of the Supreme Court. He was Solicitor General of Texas for 6 years - and often presented cases before the Supreme Court. I think that would classify Cruz as more than a “good lawyer”.