Designer Needle Noodle has  designed both a knit and crochet Ray Gun.  Look at that  space weapon of awesome. Pew! Pew!  The pattern is available in Knit and Crochet on Etsy and on Ravelry. 

• Raygun on NeedleNoodle’s Blog
  
• Knit Raygun on Etsy 
• Crochet Raygun on Etsy