mono water

Slowbro @ Leftovers
Ability: Regenerator
EVs: 252 HP / 252 SpA / 4 SpD
Modest Nature
IVs: 0 Atk
- Calm Mind
- Ice Beam
- Psychic
- Scald

Cloyster @ Rocky Helmet
Ability: Skill Link
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Ice Shard
- Icicle Spear
- Rock Blast
- Rapid Spin

Toxapex @ Leftovers
Ability: Merciless
EVs: 4 Atk / 252 Def / 252 SpD
Sassy Nature
- Toxic Spikes
- Poison Jab
- Surf
- Recover

Swampert-Mega @ Swampertite
Ability: Swift Swim
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Scald
- Earthquake
- Ice Punch
- Power-Up Punch

Golisopod @ Leftovers
Ability: Emergency Exit
EVs: 252 HP / 4 Atk / 252 Def
Impish Nature
- First Impression
- Aqua Jet
- Scald
- Substitute

Volcanion @ Life Orb
Ability: Water Absorb
EVs: 248 HP / 252 SpA / 8 SpD
Modest Nature
IVs: 0 Atk
- Flamethrower
- Flash Cannon
- Scald
- Steam Eruption