Water Pokemon with water attacks or Grass Pokemon with Grass attacks
Grass and water are best, as is ground.
water/grass
Blastoise is the best but gyarados and cloyster are also very strong
Grass or Lightning
Water Pokemon with water attacks or Grass Pokemon with Grass attacks
Grass type Pokemon are strong against Water, Ground and Rock.
Get a strong water pokemon. I used Azumarill.
water/grass
you use strong Pokemon posibly water and lv100.
Grass and water are best, as is ground.
water/grass
Water is strong against fire, ground, and rock
Rock type Pokemon are strong against flying, ice, bug and fire type Pokemon.
Blastoise is the best but gyarados and cloyster are also very strong
Grass or Lightning
Use a strong fire type or any other type but they have to be strong