This papercraft is Majin Vegeta, from the game Earth's Special Forces (ESF), a modification based on the Japanese anime Dragon Ball Z for the popular first-person shooter Half-Life, the paper model created by Juke.
About the Dragon Ball paper model:
Size: 35 cm
Format: .pdo line + lineless
You can download the papercraft model here: Earth's Special Forces - Majin Vegeta Free Papercraft Download