Amazon is price matching Gamestop and lists Deadly Creatures for the Wii for 19.99. If you have Prime and the ECA discount, you get it shipped for just 17.99!
http://www.amazon.com/Deadly-Creatu..._1?ie=UTF8&s=videogames&qid=1247235404&sr=8-1
http://www.amazon.com/Deadly-Creatu..._1?ie=UTF8&s=videogames&qid=1247235404&sr=8-1