To beat Mega Blastoise Raids in Pokemon GO, you will want to fight this boss with at least four high-level Pokemon trainers. This is because it is a Tier 4 Raid boss.
Additionally, every player should use strong Grass or Electric-type Pokemon to counter Mega Blastoise.
Mega Blastoise Type
Mega Blastoise is a pure Water-type Pokemon. This means it has just two weaknesses and four resistances to consider when battling it.

Mega Blastoise Weaknesses & Resistances
Mega Blastoise is weak to or resists the following types of attacks in Pokemon GO:
Weaknesses | Resistances |
Electric | Fire |
Grass | Ice |
Steel | |
Water |
Electric and Water-type attacks deal 160% damage to Mega Blastoise. Meanwhile, Fire, Ice, Steel, and Water-type attacks deal just 63% damage.
Find out the strongest Pokemon of both of the types that Mega Blastoise is weak to:

Best Pokemon to Counter Mega Blastoise in Raids
The best Pokemon to counter Mega Blastoise in Pokemon GO Raids include powerful Grass and Electric-type Pokemon like Kartana, Xurkitree, Zarude, and Zekrom.
To make the battle easier, you can also use a Grass or Electric-type Mega Pokemon like Mega Sceptile or Mega Manectric. This is because Mega Pokemon boost the attacks of Pokemon that share a type.
These are the top 10 Pokemon to use against Mega Blastoise and their strongest attacks:
Pokemon | Image | Fast Attack | Charged Attack |
---|---|---|---|
Mega Sceptile | ![]() | Bullet Seed | Frenzy Plant |
Mega Manectric | ![]() | Thunder Fang | Wild Charge |
Mega Venusaur | ![]() | Vine Whip | Frenzy Plant |
Kartana | ![]() | Razor Leaf | Leaf Blade |
Xurkitree | ![]() | Spark | Discharge |
Therian Forme Thundurus | ![]() | Volt Switch | Thunderbolt |
Zekrom | ![]() | Charge Beam | Fusion Bolt |
Zarude | ![]() | Vine Whip | Frenzy Plant |
Raikou | ![]() | Thunder Shock | Wild Charge |
Electivire | ![]() | Thunder Shock | Wild Charge |
Also, find out how to beat Mega Venusaur in Pokemon GO. This will give you Venusaur Mega Energy so you can Mega Evolve your Venusaur!

Pokemon GO Mega Blastoise Raid Dates
Mega Blastoise is in Pokemon GO Raids from April 11 – 17, 2023, and it has not been confirmed when it will return following this.
Incarnate Forme Landorus is the Tier 5 Raid boss during this week. Check out our Pokemon GO Landorus Raid guide to find out how to beat this Legendary.