Their big, their purple, and their programmed to do three things - hunt, capture, and kill mutants. They are robots created by anti-mutant groups on Marvel Comics Universe' X-Men series. They stand three-stories tall and has the ability to fly, detect mutants in their surroundings, and fire an energy blast. This X-Men Sentinel papercraft was created by our good friend Raphael Gatt (who created the amazing Iron Man papercraft we featured before) and is available at his web site. Let's check it out.
X-Men Sentinel Papercraft [Techno-Maniaco/Raphael Gatt]
Iron Man Papercraft [Related Post]