Introduction: Metroid Arm Cannon
i've seen lots of instructables on metroids and nun on the arm cannon! so for my first instructabl thats wat i make it
Step 1: Metroids Arm Canon
supplies:a big used carpet roll
used toilet roll 2
and 1 bb gun
Step 2: Paint
paint it and pop the bb gun in and you're ready to fight brain monsters
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