Siebren "Sigma" de Kuiper is a Tank class hero in Overwatch.
Widowmaker - Liquipedia Overwatch Wiki
MAX - Liquipedia Overwatch Wiki
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Ana - Liquipedia Overwatch Wiki
Zarya - Liquipedia Overwatch Wiki
Baptiste - Liquipedia Overwatch Wiki
Sigma - Overwatch Wiki
Overwatch Sigma Southeast Asia Tournament - Liquipedia Overwatch Wiki
Mei - Liquipedia Overwatch Wiki
CQB - Liquipedia Overwatch Wiki, faker liquipedia
Reaper - Liquipedia Overwatch Wiki
Winston - Liquipedia Overwatch Wiki
Sigma/Cosmetics - Overwatch Wiki
Sigma, Overwatch Wiki
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