The Magisterial Reformation involved the alliance of certain theological teachers ( Latin : magistri ) such as Luther , Zwingli , Calvin , Cramner , etc. with secular magistrates who cooperated in the reformation of Christendom . The Magisterial Reformation involved the alliance of certain theological teachers ( Latin : magistri ) such as Luther , Zwingli , Calvin , Cranmer , etc. with secular magistrates who cooperated in the reformation of Christendom .