Gengar (Alternate Shiny) by TonOfDirt726 on DeviantArt

Gengar, Pokémon GO Wiki

At long last, I'll be able to get a shiny Gengar – Destructoid

GENGAR ⚡SHINY⚡/NORMAL 6IV BATTLE READY VGC 23 - POKEMON SCARLET AND VIOLET

Shiny Gastly, Haunter, & Gengar models (via Chrales) : r/TheSilphRoad

Shiny gengar

Bag yourself a Shiny Gengar – Nerdy Ninja Platypus

Pink Shiny Gengar [Pokémon Legends: Arceus] [Mods]

Shiny GENGAR 6IV Pokemon Sword and Shield Brilliant Diamond - Finland

White Gengar Shiny and Grey Normal [Pokemon Sword & Shield] [Mods]

Pokemon Scarlet and Violet Shiny Gengar 6IV-EV Trained – Pokemon4Ever