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Grimer Raid Counters

Best counters and strategies to beat Grimer in Pokemon GO raids.

Poison
Grimer

How to Beat Grimer

Grimer is a 5 raid boss in Pokemon GO with Poison typing. The best counter is Shadow Mewtwo (Shadow) with Confusion and Psystrike, dealing 77.294 DPS.

Trainer Difficulty

Grimer can be defeated by a minimum of 2 trainers using optimal counters at level 40+. We recommend 4+ trainers for a comfortable win, especially if your team isn't fully powered up.

Type strategy: Grimer is weak to Ground, Psychic -type attacks. Avoid using Bug, Fairy, Fighting-type moves as Grimer resists them. Focus your team on the highest DPS counters from the list below — even budget options without Shadow or Mega forms perform well in larger groups.

Top 3 counters: The strongest lineup against Grimer is Shadow Mewtwo (77.294 DPS), Mega Alakazam (74.778 DPS), and Primal Groudon (72.500 DPS). Shadow variants deal 20% more damage but take 20% more — worth it for short-man attempts.

Catching Grimer: After defeating Grimer, the catch encounter will have a CP between 750 and 805 at level 20. With weather boost, the range is 933-1001 at level 25. A perfect 100% IV Grimer from raids will have exactly 805 CP — look for that number! Use Golden Razz Berries and Excellent curveball throws to maximize your catch rate.

Quick Stats

Raid Tier 5
CP Range -
Weather Boost
Shiny No

Weak To

Ground Psychic

Best Counters

Budget Counters (No Shadow / No Mega)

Catch CP

Raid Catch 750 - 805 Level 20
Weather Boosted 933 - 1001 Level 25

Frequently Asked Questions

What are the best counters for Grimer?

The best counter for Grimer is Shadow Mewtwo with Confusion and Psystrike, dealing 77.294 DPS. Other top options include Mega Alakazam (74.778 DPS) and Primal Groudon (72.500 DPS).

How many trainers to beat Grimer?

Grimer can be defeated by a minimum of 2 high-level trainers with optimal counters. We recommend 4+ trainers for a comfortable win. In public lobbies, 5-6 is a safe number.

What is Grimer weak to?

Grimer is weak to Ground, Psychic-type attacks. It resists Bug, Fairy, Fighting, Grass, Poison-type moves, so avoid those.

Can Grimer be shiny in Pokemon GO?

No, Grimer's shiny form is not currently available in Pokemon GO. It may be released in a future event.

What CP is a 100% IV Grimer from raids?

A 100% IV (15/15/15) Grimer from raids will have 805 CP at level 20, or 1001 CP at level 25 with weather boost. The minimum CP (10/10/10 IVs) is 750. If you see 805 CP in the catch screen, it's a perfect — use a Golden Razz Berry!

Is Grimer worth raiding in Pokemon GO?

Grimer is a lower-tier raid boss that can be soloed or defeated easily with 1-2 trainers. It's useful for farming candy, earning XP, and potentially getting a high-IV specimen. Worth doing when convenient, but doesn't require spending Premium Passes.

What is the best moveset for Grimer?

For the best moveset for Grimer itself (when using it as an attacker), check the full Grimer stats page which includes optimal fast and charged move combinations for both PvE raids and PvP GO Battle League, along with DPS calculations and PvP rankings.

Can I beat Grimer without Shadow or Mega Pokemon?

Yes! While Shadow and Mega Pokemon are the top DPS options, Grimer can be defeated using regular (non-Shadow, non-Mega) counters. The best budget options are Mewtwo (64.588 DPS) and Hoopa (Unbound) (63.556 DPS). You may need 5-6 trainers instead of the minimum 2 when using budget teams. Check the Budget Counters section above for the full F2P-friendly list.

What weather boosts Grimer in raids?

Weather boost information for Grimer is not currently available. Poison-type Pokemon are typically boosted in specific weather conditions. When weather boosted, the raid is harder but the catch encounter is level 25 with higher CP.