the rainfall (Pelipper) @ Heavy-Duty Boots  
Ability: Drizzle  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 9 Spe  
- Scald  
- U-turn  
- Roost  
- Defog  

let it wash away (Urshifu-Rapid-Strike) @ Choice Band  
Ability: Unseen Fist  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Surging Strikes  
- Close Combat  
- Aqua Jet  
- U-turn  

rain on me tsunami (Swampert) @ Swampertite  
Ability: Torrent  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Waterfall  
- Earthquake  
- Ice Punch  
- Stealth Rock  

about to fly (Gyarados) @ Waterium Z  
Ability: Moxie  
Shiny: Yes  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Waterfall  
- Power Whip  
- Earthquake  

coming down on me (Tapu Fini) @ Choice Scarf  
Ability: Misty Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Trick  
- Knock Off  
- Moonblast  
- Ice Beam  

water like misery (Greninja) @ Choice Specs  
Ability: Protean  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dark Pulse  
- Extrasensory  
- Ice Beam  
- Hidden Power [Electric]