# X-Men the Hidden Years (1999) #13

Published: 2000-12-01T00:00:00+0000
Series: X-Men the Hidden Years (1999 - 2001)
Creators: Tom Palmer (cover artist), John Byrne (writer), Gregory Wright (colorist)

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Professor X and the Beast continue to face the astounding power of a young girl and her friend, a mutant-hunting Sentinel!