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History Reformation The institution of the papacy underwent attacks by many Protestant reformers , including Martin Luther ( Pope Leo X was the pope who planned the initial church reaction against Luther until his death in 1521 ) , John Calvin , Thomas Cranmer , John Knox , Cotton Mather , and John Wesley , identified the Roman Papacy as the Antichrist .
 Martin Luther, Pope Leo, Luther, John Calvin, Thomas Cranmer, John Knox, Cotton Mather, John Wesley
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Martin Luther, Pope Leo, Luther, John Calvin, Thomas Cranmer, John Knox, Cotton Mather, John Wesley