In the spin-off of this book, Small Steps, it says that X-Ray's real name is Rex Alvin Washburn.
the real name of x-rays is roentgen rays.
Zeros real name form Holes is Hector Zeroni
squid's real name was Alan.
His name is Alan
Twitch's real name is Brian
Jose.
Theodore
alan
Zigzags real name is Ricky.
Allen
Alan
Jose