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Since joining Wizards of the Coast , Tom has worked on Magic 2011 , Innistrad , Masters Edition III , Masters Edition IV , New Phyrexia , Worldwake , Mirrodin Besieged , Magic 2010 , Return to Ravnica , Magic 2012 , and Dark Ascension .
 Wizards, Coast, Tom
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wizards, Coast, Tom