Police in Tokoroa are looking for Miru Mark, who they have a warrant to arrest for assault with a weapon.
The 32-year-old is described as Māori, 6ft tall, and of a large build.
He has a tattoo saying "CRIPZ" on his left forearm and "BEAST" on his left upper arm.
Mark has contacts throughout the Waikato, South Auckland and Northland areas. He also has connections with the Black Power gang.
He should not be approached as he is considered dangerous, police said.
Please contact 111 immediately or Crime Stoppers on 0800 555 111 if you have information about his location.