X is a light blue and white female squirrel with purple eyes.
- X is very extraordinary and unique.
- She can form an X with her arms and legs.
- She likes to look at X-rays to see her bones.
- She is one of the rarest Letter Critters.
- She lives in a tree house on Foxwoods Exit.
- Her real name is Xandra.
- Her birthday is on February 29. That means she is born on a leap year.