Durant @ Electrium Z  
Ability: Hustle  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Iron Head  
- Superpower  
- Thunder Fang  
- Hone Claws  

Garchomp-Mega @ Garchompite  
Ability: Rough Skin  
EVs: 4 Atk / 252 SpA / 252 Spe  
Mild Nature  
- Earthquake  
- Draco Meteor  
- Fire Blast  
- Stealth Rock  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Dazzling Gleam  
- Grass Knot  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Volt Switch  
- Heart Swap  
- Pain Split  

Alomomola @ Leftovers  
Ability: Regenerator  
EVs: 40 HP / 216 Def / 252 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Toxic  
- Wish  
- Protect  

Tornadus-Therian @ Rocky Helmet  
Ability: Regenerator  
Shiny: Yes  
EVs: 64 HP / 252 Def / 192 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- U-turn  
- Defog