Carlos Ruiz is a 26-year-old Spanish professional wrestler from Madrid, Spain. He is currently signed to World Wrestling Entertainment’s NXT brand. Ruiz’s ring name is Axiom.

Ruiz’s Early Wrestling Career

Ruiz began his wrestling career in 2012 and competed on various American and European independent wrestling circuits including Pro Wrestling Guerilla, Progress Wrestling, Chikara, Defiant Wrestling and White Wolf Wrestling (Triple W).

In 2016, Ruiz competed with Rod Zayas and Adam Chase in Chikara’s King of Trious tournament as the faction, “House White Wolf.” They were defeated by House British Strong Style (Pete Dunne, Trent Seven and Tyler Bate) in the tournament’s first round. The following year, Ruiz competed in the Chikaras Rey de Voladores tournament but he lost in the finals by Air Wolf.

Ruiz teamed with Adam Chase (now known as Carlos Romos) and together they wrestled in the British circuit as Team White Wolf and won the Attack! Tag Team Championships in 2018.

Ruiz Debuts on WWE

A-Kid made his WWE NXT UK debut alongside his tag team partner Carlos Romos on April 20, 2019 where they were defeated by Gallus (Mark Coffey and Wolfgang). On October 17 2019, WWE announced that A-Kid was signed for WWE’s NXT UK brand. A few weeks later on October 31, 2019, he made his singles debut defeating Kassius Ohno.

On November 26, 2020, A-Kid became the first ever NXT UK Heritage Cup Champion when defeated Trent Seven in the tournament’s finals. A-Kid lost the NXT UK Heritage Cup Championship on May 20, 2021 to Tyler Bate on an episode of WWE’s NXT UK. On the October 14 episode, A-Kid faced Ilja Dragunov for the NXT United Kingdom Championship, but was defeated.

New Ring Name & NXT

In July 2022, Ruiz was repackaged as a superhero masked wrestler named Axiom and was moved to NXT.



Birth Name: Carlos Ruiz
May 9, 1997, Madrid, Spain
5 ft 8 in (173 cm)
154 lb (70 kg)
Ring name(s):
A-Kid, Anonymous Kid, Axiom, El Niño Anónimo, The Kung-Fu Kid
Current Roster:

Axiom’s Social Media:

Instagram Twitter

Axiom Photos

Career Championships & Accomplishments

  • ATTACK! Pro Wrestling
    • ATTACK! Tag Team Championship (1 time)
  • Westside Xtreme Wrestling
    • Ambition: Wildcard Edition (2019)
  • White Wolf Wrestling
    • WWW Absolute Championship (3 times)
    • WWW Extreme Championship (1 time)
    • Triple W Heavyweight Championship (1 time)
  • World Wrestling Entertainment (WWE)
    • NXT UK Heritage Cup (1 time, inaugural)
    • NXT UK Heritage Cup Inaugural Tournament