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

Tapu Koko @ Light Clay  
Ability: Electric Surge  
EVs: 248 HP / 44 SpD / 216 Spe  
Jolly Nature  
- Light Screen  
- Reflect  
- Taunt  
- U-turn  

Landorus-Therian @ Focus Sash  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Explosion  
- Knock Off  

Serperior @ Leftovers  
Ability: Contrary  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Hidden Power [Fire]  
- Taunt  
- Synthesis  

Gyarados @ Flyinium Z  
Ability: Moxie  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Substitute  
- Dragon Dance  
- Bounce  
- Waterfall  

Tapu Lele @ Choice Scarf  
Ability: Psychic Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Focus Blast  
- Future Sight  
- Psychic