Monoscald

Gastrodon @ Leftovers
Ability: Storm Drain
EVs: 252 HP / 112 Def / 144 SpD
Sassy Nature
- Scald
- Earthquake
- Curse
- Recover

Suicune @ Leftovers
Ability: Pressure
EVs: 248 HP / 252 Def / 8 SpD
Bold Nature
IVs: 0 Atk
- Scald
- Calm Mind
- Roar
- Rest

Slowbro-Mega @ Slowbronite
Ability: Regenerator
EVs: 252 HP / 80 Def / 176 SpD
Bold Nature
IVs: 0 Atk
- Iron Defense
- Calm Mind
- Slack Off
- Scald

Keldeo-Resolute @ Choice Specs
Ability: Justified
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Hydro Pump
- Focus Blast
- Secret Sword
- Scald

Azumarill @ Leftovers
Ability: Sap Sipper
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Scald
- Rest
- Sleep Talk
- Toxic

Tentacruel @ Assault Vest
Ability: Clear Body
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Acid Spray
- Giga Drain
- Scald
- Ice Beam