If you pre-order the game and get the art book, you can get some promo type of toy Bug Blaster gun.
http://www.gamestop.com/product.asp?product%5Fid=B180366A
http://preorder.insecticidethegame.com/login.aspx?ReturnUrl=/member/Default.aspx
http://www.gamestop.com/product.asp?product%5Fid=B180366A
http://preorder.insecticidethegame.com/login.aspx?ReturnUrl=/member/Default.aspx