This papercraft is designed by z8-0, it is based on the game "Fallout: New Vegas". The fire axe is a weapon in Point Lookout, Fallout: New Vegas, its add-on Honest Hearts and Van Buren.
The fire axe has a whirlwind attack capable of hitting everything in a small area around the player character. To use it, hold down the attack button while running forward in third person.
About this paper model:
Pages: 12 total, 9 for Knock Knock, 8 for Fireaxe
Size: 7.5cm x 65.1cm x 95.6cm (Height x Width x Length)
You can download this paper craft from here: Fallout: New Vegas - Fire Axe Free Papercraft Download