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Watch X-Men - Season 5 Episode 12 Online!:

The origin of Mr. Sinister is revealed.

Writing:
  • Stan Lee
  • Jack Kirby
  • Len Wein

Stars:
Release Date: 1992-10-31
Seasons: 1 2 3 4 5
Metacritic: 9.7/10
TMDb: 8.2/10
  • Country: US
  • Language: English
  • Runtime: 21

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Episode 1 - The Phalanx Covenant (1)
The Phalanx Covenant (2)
Episode 2 - The Phalanx Covenant (2)
A Deal with the Devil
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No Mutant Is an Island
Episode 4 - No Mutant Is an Island
Longshot
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Bloodlines
Episode 6 - Bloodlines
Storm Front (1)
Episode 7 - Storm Front (1)
Storm Front (2)
Episode 8 - Storm Front (2)
Jubilee's Fairytale Theatre
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The Fifth Horseman
Episode 10 - The Fifth Horseman
Old Soldiers
Episode 11 - Old Soldiers
Descent
Episode 12 - Descent
Hidden Agendas
Episode 13 - Hidden Agendas
Graduation Day
Episode 14 - Graduation Day