X.S.E. refers to a comic book series and two
mutant
In biology, and especially in genetics, a mutant is an organism or a new genetic character arising or resulting from an instance of mutation, which is generally an alteration of the DNA sequence of the genome or chromosome of an organism. It ...
organisations within the
Marvel Universe
The Marvel Universe is a fictional shared universe where the stories in most American comic book titles and other media published by Marvel Comics take place. Super-teams such as the Avengers, the X-Men, the Fantastic Four, the Guardians of ...
:
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Xavier's Security Enforcers
Xavier's Security Enforcers (also known as the XSE) are a fictional superhero team/police force appearing in American comic books published by Marvel Comics. The characters are depicted as being from the fictional 2070s, a time ruled by mutant ...
, the militia created to police the mutant population in
Bishop
A bishop is an ordained clergy member who is entrusted with a position of authority and oversight in a religious institution.
In Christianity, bishops are normally responsible for the governance of dioceses. The role or office of bishop is ...
's future, and the series of the same name (usually abbreviated ''XSE'').
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X-Treme Sanctions Executive
The X-Treme Sanctions Executive is a fictional paramilitary police force appearing in American comic books published by Marvel Comics, in particular those featuring the X-Men, and related spinoffs. The organization is charged with keeping the p ...
, a United Nations-backed organisation led by
Storm
A storm is any disturbed state of the natural environment or the atmosphere of an astronomical body. It may be marked by significant disruptions to normal conditions such as strong wind, tornadoes, hail, thunder and lightning (a thunderstorm), ...
in the present day.
{{SIA, comics