Blastoise
#9

Weakness Table
Blastoise will receive 3% more damage from a Physical Attack compared to a Special Attack.

Blastoise's Weaknesses
Best Counters
The types that are strong against Blastoise are Electric and Grass type Pokemon.
For the best defense, Grass and Dragon types have very effective defense against Blastoise, and will be resistant to damage from Blastoise's STAB attacks:
Weaknesses
Blastoise's type is Water.
Blastoise has a weakness to Electric and Grass types. These Pokemon types will be strong against Blastoise, causing Blastoise to take a super effective double (2x) damage from attacks of those types.
Please keep in mind that Blastoise is resistant to attacks from Fire, Ice, Steel, Water types, and these attacks are not very effective and cause reduced damage, so they should be avoided.
Strong against Blastoise:
Strength Table
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