Family
Kim Alleyne
 | Kim is David's fourteen-year-old sister. David always kept an eye on his sister when his parents were away. Kim helped David deal with his outing and proved that his being a mutant doesn't change how she feels about him. |
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The Alleynes
 | Christopher & Dorothy were both startled to learn that David is a mutant, but they were quick to accept and support him. When they visited for Parents Week they suggested David leave the Institute, as most colleges don't accept students from Xavier's. |
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Friends
Laurie Collins
 | A mutant with pheromone powers she can't control, Laurie is Sofia's roommate. Laurie has a crush on Josh. |
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Josh Foley
 | A former Reaver with healing powers, Josh is David's roommate. David and Josh didn't get along at first, but they have become friends after David stood up for Josh against Julian and Santo. |
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Kevin Ford
 | A mutant with a death touch. Kevin left the Institute after nearly killing Donald Pierce. |
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Sofia Mantega
 | A mutant capable of manipulating the wind, Sofia is Laurie's roommate. Sofia has a strained relationship with her father. |
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Rivals
Teachers
Charles Xavier
 | The world's most powerful telepath; headmaster of the Xavier Institute. |
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Danielle Moonstar
 | After recruiting David to the Institute, Dani became both David's advisor and American History teacher. Dani has the ability to create illusions. |
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Xi'an Coy Manh
 | Xi'an met David at the University of Chicago before either realized the other was a mutant. Along with her brother and sister, Xi'an returned to the Institute alongside David. She now serves as the Institute's librarian and French teacher. |
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Rahne Sinclair
 | Once a member of the New Mutants, Rahne no longer has any powers. |
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Logan
 | Mutant with a healing ability, razor sharp claws, and an adamantium skeleton; the X-Man known as Wolverine. |
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Enemies
Donald Pierce
 | The cybernetic leader of the Reavers; equipped with a deadly blade arm. |
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Purity
 | A group of anti-mutant bigots in Chicago who outed David to his family. |
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The Reavers
 | Mutant-killing terrorists led by Donald Pierce. |
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Others
Gail Collins
 | Laurie's mother, who moved to town to be closer to her daughter.. |
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Leong Coy Manh
 | Xi'an's younger brother; Nga's twin. |
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Nga Coy Manh
 | Xi'an's youger sister; Leong's twin. |
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Luna DePaula
 | The manager of the Grind Stone coffee shop. Luna is currently hospitalized after being electrocuted by Surge. |
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Surge
 | A homeless mutant with electricity powers; she takes pills to keep her powers under control. |
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