Shadow raid bosses can also enrage partway through the battle, and Purified Gems weaken them. These rankings leave both out, as how much each changes the fight isn't settled.
Only one of your Pokémon can be Mega Evolved at a time, so bring one of these and fill the rest of your team from the counters above.
The top Shadow Grimer counters, ranked by how many trainers it takes to win the raid in time, each bringing six of that Pokémon at level 40. Fewer is better. Simulated raid battles against Shadow Grimer's own moves and stats, with no dodging. Click here for more info »
The best counter to Shadow Grimer is Mewtwo (Shadow) with Confusion and Psystrike, followed by Deoxys (Normal Forme), Groudon (Shadow) and Regigigas (Shadow). The best Mega or Primal to bring is Mega Mewtwo Y with Psycho Cut and Future Sight+.
Shadow Grimer is a Poison Pokémon, so as a raid boss it is weak to Ground and Psychic moves. Avoid Fighting, Poison, Bug, Grass and Fairy moves, which it resists.
Normal