Shiny Mega Gengar, Wiki

Pokemon GO Mega Gengar raid guide: Weaknesses, best counters, and more

Gengar, Pokémon GO Wiki

Shiny Gengar distribution announced for Canada, Norway, Denmark, Sweden, Mexico, Finland - Bulbanews

Pokémon Database -- the fastest way to get your Pokémon information

Pokken Tournament DX/Gengar - SuperCombo Wiki

Shiny Mega Gengar! 👻 by ElPichon on Newgrounds

Jarvis's Shiny Gengar to be available in Japan at Pokémon Centers, Pokémon Stores - Bulbanews

Gengar Guide: Builds and Best Items

Pokken Tournament DX/Gengar - SuperCombo Wiki

Mimikyu - Pokémon Wiki - Neoseeker