Other Mega Evolution leaks from the same Pokemon incident revealed that we really got the better version of Mega Gengar compared to what Game Freak and The Pokemon Company were cooking up initially.

Blaziken can Mega Evolve, giving it a fourth form, while Gengar can both Mega Evolve and Gigantamax. However, these evolutions are only temporary, with these new fan-made fourth stage evolutions ...

Pokemon has introduced new versions for its final form, giving Gengar a Mega Evolution and Gigantamax form, keeping the ...

The design on the pumpkin had Gastly and its evolutions stacked on top of each ... the back side that would cast an ominous image of Mega Gengar on the wall, adding to the already impressive ...