Yoshizilla315 Rain SuMo

Pelipper @ Damp Rock
Ability: Drizzle
EVs: 252 HP / 252 Def / 4 SpA
Bold Nature
IVs: 0 Atk
- Scald
- Roost
- Defog
- Air Slash

Tapu Koko @ Life Orb
Ability: Electric Surge
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk / 30 Def
- Thunder
- Dazzling Gleam
- Roost
- Hidden Power [Ice]

Raichu-Alola @ Choice Specs
Ability: Surge Surfer
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Thunder
- Thunderbolt
- Psyshock
- Surf

Tornadus-Therian @ Life Orb
Ability: Regenerator
EVs: 4 Atk / 252 SpA / 252 Spe
Hasty Nature
- Hurricane
- Heat Wave
- U-turn
- Knock Off

Araquanid @ Choice Band
Ability: Water Bubble
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Liquidation
- Lunge
- Poison Jab
- Crunch

Thundurus @ Life Orb
Ability: Prankster
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk / 30 Def
- Nasty Plot
- Thunderbolt
- Hidden Power [Ice]
- Thunder Wave