Snek

Race: Human
Alias: Biting Snake Fist
Age Unknown
Gender: Male
Occupation: Superhero
Level: A-Class; Rank: 38
Affiliation: Heroes Association
Debut: Chapter 16

Sneck is an A-Class Superhero, rank 38. He was tasked with welcoming the new heroes for the National Superhero Registry Test that Saitama and Genos were a part of.

Sneck is a tall and very serious looking man with a rather angular face and sharp eyes, and has spikey black hair. He wears a snakeskin suit with a black shirt and a white tie.

(Source: One Punch-Man Wikia)