This mecha paper model is the Kiyalunga, based on the mecha anime TV series Gurren Lagann (Tengen Toppa Gurren Lagann), the paper model is designed by Kreuzer. Kiyalunga is Kiyal's personal Gunman. It is seen when Kiyal is training with Kittan on the Dai-Gurren.
Kiyalunga can turn into a spear and shield for use by the King Kittan. This is the only unique ability or function that this particular Gunmen is shown to have, and there is no other name stated for it.
You can download this paper craft template here: Tengen Toppa Gurren Lagann - Kiyalunga Free Mecha Papercraft Download