Voidmage is losing ground to better and better cheao blue dorks entering the cube as they offer what blue lacks while Voidmage offers more of the same, just well disguised
Its a pure nostalgia play aimed at tapping into the brains of people who first got into the Pokmon trading card game as kids when it started, have probably since fallen off, and now have nieces, nephews, or kids of their own, and enough disposable income to be willing to spend money to relive their childhood glory days, or at least get back that beloved foil card they lost, traded away, or had stolen back in the 90s
for the rest of this turn after this card resolves, any damage your opponent takes is halved, also excavate cards from the top of your Deck equal to the number of cards banished, add 1 excavated card to your hand, place the rest on the bottom of your Deck in any order
In that case you wouldnt want to cast this
Even if such a monster appeared at the end of the first season, there was no demand for it, nor was it a named fusion material