Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Hidden Power [Ice]  
- Dazzling Gleam  

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

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 88 Def / 168 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Stealth Rock  
- Leech Seed  
- Power Whip  
- Gyro Ball  

Landorus-Therian @ Flyinium Z  
Ability: Intimidate  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Earthquake  
- U-turn  
- Gravity  
- Fly  

Mew @ Leftovers  
Ability: Synchronize  
EVs: 252 HP / 72 Def / 184 Spe  
Timid Nature  
IVs: 0 Atk  
- Ice Beam  
- Soft-Boiled  
- Will-O-Wisp  
- Defog  

Garchomp @ Choice Scarf  
Ability: Rough Skin  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Outrage  
- Stone Edge  
- Dragon Claw