Siebren "Sigma" de Kuiper is a Tank class hero in Overwatch.
HOTBA (@HOTBA_OW) / X
Sombra - Overwatch Wiki
Yukej (@YukejOW) / X
Sigma - Liquipedia Overwatch Wiki
BERNAR - Liquipedia Overwatch Wiki
Reaper - Liquipedia Overwatch Wiki
Illari - Liquipedia Overwatch Wiki
Mei - Liquipedia Overwatch Wiki
Doomfist - Liquipedia Overwatch Wiki
thk - Liquipedia Overwatch Wiki
Ashe - Liquipedia Overwatch Wiki