Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 240 HP / 16 Def / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Diamond Storm  
- Endeavor  
- Substitute  

Volcarona @ Life Orb  
Ability: Flame Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fire Blast  
- Hidden Power [Ice]  
- Giga Drain  
- Quiver Dance  

Tapu Lele @ Life Orb  
Ability: Psychic Surge  
EVs: 80 HP / 176 Def / 156 SpA / 96 Spe  
Bold Nature  
IVs: 0 Atk  
- Psyshock  
- Draining Kiss  
- Focus Blast  
- Calm Mind  

Ogerpon-Cornerstone (F) @ Cornerstone Mask  
Ability: Sturdy  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Ivy Cudgel  
- Power Whip  
- Knock Off  
- Swords Dance  

Dragonite @ Dragonium Z  
Ability: Multiscale  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Outrage  
- Fire Punch  
- Extreme Speed  
- Dragon Dance  

Great Tusk @ Booster Energy  
Ability: Protosynthesis  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Headlong Rush  
- Close Combat  
- Ice Spinner  
- Rapid Spin