Rain Poli

Poliwrath @ Fightinium Z
Ability: Swift Swim
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Waterfall
- Power-Up Punch
- Substitute
- Focus Punch

Pelipper @ Damp Rock
Ability: Drizzle
Shiny: Yes
EVs: 248 HP / 252 Def / 8 SpA
Bold Nature
IVs: 0 Atk
- Hurricane
- Roost
- Icy Wind
- Defog

Excadrill @ Leftovers
Ability: Mold Breaker
Shiny: Yes
EVs: 100 HP / 252 Atk / 156 Spe
Adamant Nature
- Earthquake
- Rapid Spin
- Stealth Rock
- Iron Head

Rotom-Wash @ Choice Scarf
Ability: Levitate
Shiny: Yes
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Hydro Pump
- Thunder
- Volt Switch
- Hidden Power [Ice]

Tapu Lele @ Choice Specs
Ability: Psychic Surge
EVs: 152 HP / 252 SpA / 104 Spe
Modest Nature
IVs: 0 Atk
- Psychic
- Moonblast
- Thunder
- Psyshock

Charizard-Mega-X @ Charizardite X
Ability: Blaze
Shiny: Yes
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Dragon Dance
- Dragon Claw
- Flare Blitz
- Roost