Barri Griffiths (born 13 January 1982) is a Welsh professional wrestler and former Gladiators competitor, also known by his Gladiators name Goliath and his ring name Mason Ryan. He is best known for his time with WWE. After a short stint on the main roster. he was sent back to the now renamed developmental territory WWE NXT prior to his release in April 2014.Griffiths studied construction management at Cardiff University, before working as a trainee carpenter and in his family's funeral home.