Excuse me, Einstein, but a tribunal is a court of justice designed to determine guilt or innocence.
OK smart guy, but if you would bother to read the EO, it is the president who has awarded himself an a priori power to designate someone a "terrorist" and thus subject to secret, closed trial.
I'm not a "smart guy" but rather an extraordinarily intelligent woman.
Take the time to read the history on tribunal precedents and the results of those ordered by Washington, Lincoln, Roosevelt and Kennedy.