This papercraft is Captain's Helmet, based on the high fantasy real-time strategy video game Warcraft III, the paper model is created by Nikita Kotlov. The size of finished model is about 259 (H) x 200 (W) x 146 (D) mm.
Captains are elite variants of the footmen that helped lead Alliance troops in the Third war. The brave captains did what they could to defend Lordaeron against the Scourge with Arthas. Falric and Marwyn in particular assisted Prince Arthas throughout his campaign all the way to Northrend, and were later joined by captain Luc Valonforth.
You can download this papercraft template here: Warcraft III - Captain Helmet Papercraft Free Template Download [BitCasa] [Box] [Gavitex]