This article is from the Toys FAQ, by scottg10@ix.netcom.com (Scott Gordon) with numerous contributions by others.
Kenner feels that the other characters will not sell as well as
Batman and Robin (at least this is what they claim). Besides that,
it is more profitable to use the same molds over and over again
then to create new molds for new characters as long as they
continue to sell.
 
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