How to Make Samus Arans arm canon from the Metroid series for your costume

In the Metroid series you play as the inter-galactic, female bounty hunter known as Samus Aran and follow her adventures against Mother Brain and more! Guess this kid didn't mind being a female for Halloween, but more importantly, he was luck enough to have a super cool dad to help him build the arm canon from Samus' Varia suit! Interested in making it yourself? Details lie within!