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At the time that Fun Publications first obtained the license to do official Transformers conventions in 2005, their predecessor had revealed a number of concepts left undone, and despite outspoken requests for FunPub to go ahead with those concepts, FunPub made it clear that they had ideas of their own that they wanted to do instead. Oddly enough, at least
two of the toys that were actually included in the seven-figure box set for BotCon 2005 used the same molds as those unproduced concepts. One of these was
Deathsaurus (which used the same mold as
a Beast Wars Megatron concept... which might yet come out at BotCon 2016). The other was Fallback.