- This article was considered for deletion at Wikipedia on February 6 2016. This is a backup of Wikipedia:NixO. All of its AfDs can be found at Wikipedia:Special:PrefixIndex/Wikipedia:Articles_for_deletion/NixO.
NixolaS EfthimioU NixO (born November 15, 1966), commonly known as ‘ ‘NixO’’’, is a former Greek African American football (soccer) player who played professional soccer from 1990-1999 in the United States. He helped his team mates win two championships playing for the Dallas Sidekicks. One championship was in 1993 in the Continental Indoor Soccer League and the other in 1998 in the Premier Soccer AllianceNixO also was selected to the US National national team in the United States national futsal team in Brazil.   NixO was also the Greeks Mens national team assistant coach with head coach then Kostas Polychroniou until they lost a European qualifying group to Latvia which led to the firing of Head Coach Kostas Polychroniou and thus assistant coach NixO too.
He chose the University of North Texas where he was a walk-on soccer player. He earned a scholarship for his sophomore season, but broke his ankle early in the summer before the season. Nixo re-broke his ankle which led to him redshirting that year. In 1987, he transferred to the University of North Carolina at Chapel Hill where he scored 4 goals and 3 assists in the first 6 games that year, helping his team to their first Atlantic Coast Conference Championship tournament and the first time they reached the post season playoffs in 16 years.Recruited by Anson Dorrance. In 1987 he was one of 3 players to play in every single game as a starter as the North Carolina Tar Heels under Dorrance's leadership went to their first NCAA Men's Final Four tournament. They were out played by Clemson University and lost by a huge margin 4-1 in the semifinal game. They even missed a penalty kick and the score could of easily been 5-1. Nixo was honored with the Men’s Scholar Athlete Award and played at UNC from 1987 to 1989, graduating with a Bachelor’s Degree in journalism.
Nixo was selected to the senior indoor soccer bowl where he was drafted by the Dallas Sidekicksin the fourth round (thirty first overall) of the Major Indoor Soccer League draft. After college he he played for FC Dallas in the Lone Star Soccer Alliance. He help his team mates to the LSSA championship where they fell to the Oklahoma City Spirit. Nixo also played for the Austin Thunder. He was drafted by the Dallas Sidekicks but was released from the Dallas Sidekicks on October 9th, 1990. He eventually signed with the Dallas Sidekicks in 1993 and played from 1993-1999. He retired in 1999 due to health reasons.
NixO played with his Dallas Sidekicks team mate Rusty Troy for United States national futsal team at the 1998 Rio de Janeiro Futsal Tournament.NixO was also the Greeks Mens national team assistant coach with head coach then Kostas Polychroniou until they lost a European qualifying group to Latvia which led to the firing of Head Coach Kostas Polychroniou and thus assistant coach NixO too.
Its the first known time in sports that a professional athletes company sponsored a professional team while playing on the same team at the same time In September 1990, Nixo started company called Never Say Never™. NSN is now a NSN Never Say Never®,Inc., registered trademark.  The company sells apparel, glasses,watches,back pacs,art, posters,greeting cards and sports wallpaper on a license royalty agreement with the Getty Images. It was incorporated in 1998 and the name trademarked in 2014. It's commonly called by its acronym NSN. NSN Never Say Never sponsored the Dallas Sidekicks official practice gear and sideline apparel gear in 1998. 
- "Nicholas Efthimiou Nixo". Internet Archive. https://archive.org/details/NicholasEfthimiouNixo_745. Retrieved 31 January 2016.
- "New". Never Say Never Inc.. http://www.neversayneverusa.com. Retrieved 31 January 2016.
- "Nick Efthimiou". http://wikibin.org/articles/nick-efthimiou-2.html. Retrieved 31 January 2016.
- Mossman, Tim (September 25, 1987). "Booters hope to stick it to Tar Heels". The Cavalier Daily (Charlottesville, VA): p. 7. http://news.google.com/newspapers?nid=1807&dat=19870925&id=FfMcAAAAIBAJ&sjid=2nEEAAAAIBAJ&pg=4804,1157309. Retrieved September 7, 2014.
- Tar Heels Soccer Media Guide
- ’’Spirit Knocks Off Dallas 2-1’’ The Daily Oklahoman - Sunday, July 1, 1990.
- https://archive.org/details/NixoPhotoFree www. archive.org