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Mastermind (Earth-9997)
Mastermind (Earth-9997)
Real Name: Jason Wyndgarde
Birthplace: USA
Identity: Secret
Origin: Mutant
First Appearance: Earth X (1999) #7
Gender: Male
Universe: Earth-9997
Total Appearances: 2
Appearances (2)
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Total Listings: 2
#
Date
 Title
33,028
1999-10
 Earth X (1999) #7
34,593
2000-11
 Universe X (2000) #2
  
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