A family must hide the fact that their mutants, while​ trying to live normal lives. But when Magneto wants to kidnap one of the children, (The main OC?), the family move in at Xavier's School for Gifted Youngsters. The kids go to school their, while the parents become X-Men. But what happens if one of the family members (either a parents, sibling or unknown relative), joins Magneto and his army of mutants?

Note : you don't have to use any of the powers/family members I listen below, or you may change their powers if you wish. Make the book original!

(Main OC)
Power: can bring things to life with a energy of sorts. His/her powers are nearly unlimited Weakness: getting burn by sunlight if outside for too long.
Physical mutations : glowing hands when s/he uses his/her powers; sometimes her hands just start glowing all of a suddenly

(Brother)
Powers : he interacts with the world as if it were a video game. This allows him to do all sorts of feats.
Weakness : bad WiFi spots
Physical mutations : none. He looks like a normal teenager.

(Little sister)
Power : can communicate and turn into any type of animal, even Fictional creatures and monsters.
Weakness : needs to see animal/creature she wants to turn into, whether it be a picture, statue of real life animal.
Physical mutations : animal ears and tails (cat, dog, squirrel; you decide!); Sharp claws

(Little Brother)
Powers : teleportation to anywhere in the known world or into other realms
Weakness : he sometimes hears voices from another dimension
Physical mutations : weirdly colored and shaped eyes; sharp teeth

(Baby brother/sister)
Powers : dublicate oneself. So far, s/he is able to dublicate up to 5 times. And s/he can turn into a tiny monster, (somewhat like his/her sister can do).
Weakness : when s/he dublicates, he creates another version of himself; meaning, when he dublicate, another him/her comes into existence
Physical mutations : looks like a normal baby, until s/he goes into monster form.

(Mom)
Powers : nature manipulation
Weakness : wants her children and husband to hide their powers
Physical mutations : bright, almost too bright, green eyes; green lips (she says to humans it's lipbalm).

(Dad)
Powers : super speed and strength
Weakness : is proud he's a mutant and wants his children and wife to subtle use their powers
Physical mutations : already graying hair; muscles looks like his been in the Marines or special forces; wears goggles around his neck for when he runs.