Fireflies (Tapu Koko) @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 1 Atk  
- Thunderbolt  
- Dazzling Gleam  
- Volt Switch  
- Hidden Power [Ice]  

Vanilla Twilight (Medicham-Mega) @ Medichamite  
Ability: Pure Power  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Fake Out  
- High Jump Kick  
- Ice Punch  
- Zen Headbutt  

Cave In (Landorus-Therian) (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 112 Def / 144 Spe  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Hidden Power [Ice]  
- U-turn  

The Saltwater Room (Ferrothorn) @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 24 Def / 232 SpD  
Sassy Nature  
IVs: 0 Spe  
- Spikes  
- Leech Seed  
- Gyro Ball  
- Power Whip  

Hello Seattle (Tornadus-Therian) (M) @ Flyinium Z  
Ability: Regenerator  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- U-turn  
- Defog  

Tidal Wave (Greninja) @ Choice Specs  
Ability: Battle Bond  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Hydro Pump  
- Dark Pulse  
- Water Shuriken  
- U-turn