Using trash bags, unused grocery bags and plastic sheets, Pakistani artist Khalil Chishtee creates life-sized figures wracked with emotion. He uses these materials as a metaphor for "recycling our identities" or braving the problems of life. I am a shadow of my former self.
You can make some armatures using pvc pipe. Dress them in second hand clothes and make zombies, witches, whatever. A cheap Styrofoam wig head and mask give you a lot of options.Tons of good ideas can be found on the monster list toohttp://www.hauntforum.com/showthread.php?t=36071