The Hunter-class gunship is a type of craft employed by Samus Aran. Her ship(s) comprise the extent of known examples of this class. The designation is only used in Metroid Prime, Metroid Prime 2: Echoes, Metroid Prime Hunters and Metroid Prime 3: Corruption. However, it may have originated from the Nintendo Comics System, which called her gunship the "Hunter IV".
Samus' Gunship in Metroid Prime.