Sebastián Nicolás Martínez has officiated 94 matches on record, averaging 6.3 cards and 9.6 fouls per game — a strict official. A player is dismissed roughly once every 2 games, and the spot is pointed to 0.30 times per match. Home teams win 46% of matches under him, drawing 28% and losing 27%. Most active in the Primera B Nacional (64 matches). 37% of his bookings come after the 75th minute, with the first card around the 24'.