Blastoise has access to 3 Fast Attacks (Bite, Water Gun, and Rollout), which cover Dark, Water, and Rock-type attacks. When using Water Gun you will benefit from STAB (Same-Type-Attack-Bonus), which increases the move damage by ×1.2.
PWR stands for Power, DPS for damage per second, ENG for Energy generated per use, EPS for energy per second, CD for move duration, DPE for damage per energy point used. DPT and EPT stand for Damage and Energy per turn, and are only applicable in PvP.
Blastoise's Fast Attacks Type Coverage
Dark
×1.0
×0.6
×1.0
×1.0
×1.0
×1.0
×1.0
×1.6
×1.0
×1.0
×1.0
×1.0
×1.0
×1.6
×1.0
×1.0
×0.6
×0.6
Water
×1.0
×1.0
×1.0
×1.0
×1.6
×1.6
×1.0
×1.0
×1.0
×1.6
×0.6
×0.6
×1.0
×1.0
×1.0
×0.6
×1.0
×1.0
Rock
×1.0
×0.6
×1.6
×1.0
×0.6
×1.0
×1.6
×1.0
×0.6
×1.6
×1.0
×1.0
×1.0
×1.0
×1.6
×1.0
×1.0
×1.0
Blastoise's Charged Attacks Guide
Moves
Blastoise has access to 5 Charged Attacks (Flash Cannon, Ice Beam, Hydro Pump, Hydro Cannon, and Skull Bash), which cover Steel, Ice, Water, and Normal-type attacks. When using Hydro Pump and Hydro Cannon you will benefit from STAB (Same-Type-Attack-Bonus), which increases the move damage by ×1.2.
PWR stands for Power, DPS for damage per second, ENG for Energy required, CD for move duration, DPE for damage per energy point used. DPT and EPT stand for Damage and Energy per turn, and are only applicable in PvP.