Roll a short, wider tube and mount it on top of the barrel using tape or glue for that "assassin" look. Pro Tips for the "Assassin" Aesthetic

These provide the tension for the firing mechanism. Scissors: To cut specific parts like the trigger and scope. Assembly Steps

Fold thicker sections of paper into rectangular or "L" shapes to create the grip and shoulder rest. Glue these to the back of the barrel. The "Hack" (Firing Mechanism): Cut a small slot in the top of the barrel.