Rayquaza-Mega @ Assault Vest  
Ability: Delta Stream  
Level: 50  
EVs: 196 HP / 52 Atk / 4 SpA / 4 SpD / 252 Spe  
Hasty Nature  
- Dragon Ascent  
- Extreme Speed  
- Overheat  
- Earth Power  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
Level: 50  
EVs: 244 HP / 4 Def / 4 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Water Spout  
- Origin Pulse  
- Ice Beam  
- Protect  

Tapu Koko @ Fairium Z  
Ability: Electric Surge  
Level: 50  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Dazzling Gleam  
- Volt Switch  
- Protect  

Incineroar @ Aguav Berry  
Ability: Intimidate  
Level: 50  
EVs: 236 HP / 4 Atk / 4 Def / 236 SpD / 28 Spe  
Careful Nature  
- Fake Out  
- U-turn  
- Throat Chop  
- Protect  

Whimsicott @ Focus Sash  
Ability: Prankster  
Level: 50  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Tailwind  
- Encore  
- Protect  

Stakataka @ Shuca Berry  
Ability: Beast Boost  
Level: 50  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Gyro Ball  
- Trick Room  
- Wide Guard  
- Skill Swap