Tyranitar-Mega @ Tyranitarite  
Ability: Sand Stream  
Happiness: 0  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Stone Edge  
- Fire Punch  
- Ice Punch  
- Dragon Dance  

Manaphy @ Rindo Berry  
Ability: Hydration  
EVs: 72 HP / 220 SpA / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Surf  
- Ice Beam  
- Psychic  
- Tail Glow  

Serperior @ Rocky Helmet  
Ability: Contrary  
EVs: 56 HP / 200 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Hidden Power [Ground]  
- Glare  
- Taunt  

Landorus-Therian (M) @ Focus Sash  
Ability: Intimidate  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Earthquake  
- Stealth Rock  
- Explosion  
- Hidden Power [Ice]  

Tapu Koko @ Light Clay  
Ability: Electric Surge  
EVs: 248 HP / 44 Atk / 216 Spe  
Jolly Nature  
- Reflect  
- Light Screen  
- Wild Charge  
- Taunt  

Magearna @ Fairium Z  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Focus Blast  
- Thunderbolt  
- Shift Gear