Dialga and Mega Gengar raid counters. Top general non shadow counters via pokebattler.com : r/TheSilphRoad

Top Counters for MEGA GENGAR!

Professor Winster's Poké-School and Research Lab

Top Counters for MEGA GENGAR!

Pokémon Go' Mega Gengar Raid: Counters and Everything You Need to Know

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

Mega Gengar Raid Guide

Mega Gengar Raid Guide

*TOP* MEGA GENGAR Raid Counters Guide in Pokemon Go

Pokemon GO Mega Gengar Raid Guide - Best Counters And Moveset

Mega Gengar Raid Guide

Mega Gengar Raid Guide

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

Registeel and Mega Gengar Raid Guides. Top general counters via

Mega Gengar Raid Guide

Giratina Origin raid guide. Keep your party going. Top non shadow