Help ME! Water Mono

help its my water mono team

Phione @ Damp Rock
Ability: Hydration
EVs: 252 HP/4 Def/252 SAtk
Modest nature (+SAtk, -Atk)
- Surf
- Rain Dance
- Ice Beam
- Rest
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Tentacruel (M) @ Leftovers
Ability: Liquid Ooze
EVs: 252 HP/120 Def/136 SDef
Calm nature (+SDef, -Atk)
- Toxic Spikes
- Surf
- Rapid Spin
- Haze
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Poliwrath (M) @ Leftovers
Ability: Water Absorb
EVs: 252 Atk/6 Def/252 Spd
Timid nature (+Spd, -Atk)
- Belly Drum
- Waterfall
- Brick Break
- Substitute
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Lanturn (M) @ Leftovers
Ability: Volt Absorb
EVs: 6 HP/252 Spd/252 SAtk
Modest nature (+SAtk, -Atk)
- Thunder Wave
- Surf
- Thunder
- Confuse Ray
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Kingdra (M) @ Life Orb
Ability: Swift Swim
EVs: 12 HP/252 Atk/12 Def/232 Spd
Lonely nature (+Atk, -Def)
- Dragon Dance
- Outrage
- Rain Dance
- Waterfall
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Smeargle (M) @ Leftovers
Ability: Own Tempo
EVs: 252 HP/216 Spd/40 SAtk
Timid nature (+Spd, -Atk)
- Acid Armor
- Agility
- Baton Pass
- Spore