Gengar - Pokemon: Let's Go, Pikachu! Wiki Guide - IGN
Pokemon Let's Go Gengar | Moves, Evolutions, Locations and Weaknesses
Should I stay with this Shiny gengar or should I try to get a timid one, The current nature for it is modest(It's candied with Perfect IV's), I wanted to use it
HOW TO GET GENGAR POKEMON LETS GO PIKACHU AND EEVEE (HOW TO EVOLVE HAUNTER) - YouTube