FIFA have picked 13 referees from around the world to take charge of the video replays in Russia.
VAR will be used at the World Cup this summer for the first time in history in a bid to make the game as fair as possible.
Wilton Sampaio has been a listed referee for Fiifa since 2013Aizar Raldes
Who is Wilton Sampaio?
Sampaio was born in 1981 in Teresina de Goias, Brazil.
The 36-year-old will be a video assistant referee at the World Cup this summer.
He was elected as one of the best referees in the 2012 Campeonato Brasileiro Serie A champions.
Sampaio is known in Brazil for handing out yellow cards at every possible occasion.
The Brazilian impressed the Fifa officials during his VAR trainingReuters
After officiating three Copa Libertadores matches last season, the Brazilian produced 14 yellow cards and one red card.
And he handed out 12 yellow cards after two Campeonato Brasileiro Serie A matches.
Has he refereed at a World Cup competition?
The competition in Russia will be Brazilian’s first ever job at a World Cup.
He has refereed international matches at U17 and U15 level.
Has he used VAR before?
Video assistant referees are not used in the Brazilian leagues, but he was selected by Fifa after he excelled in the VAR seminars.
Speaking to Globo, he said: “The feeling is very joyful.
“It is a dream come true, to be able to work in a World Cup, my first in the professional category.
“I tried my best to prepare to be among the selected , in the theoretical and practical parts.
“The goal now is keep improving until the trip to Russia.”
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