Rayquaza-Mega @ Assault Vest  
Ability: Delta Stream  
EVs: 28 HP / 36 Atk / 4 Def / 188 SpD / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Extreme Speed  
- Earth Power  
- Crunch

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 44 HP / 20 Def / 188 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Protect  
- Moonblast  
- Dazzling Gleam  
- Geomancy  

Incineroar @ Incinium Z  
Ability: Intimidate  
Level: 50  
EVs: 188 HP / 244 SpD / 76 Spe  
Careful Nature  
- Protect  
- U-turn  
- Darkest Lariat  
- Fake Out  

Tapu Fini @ Wiki Berry  
Ability: Misty Surge  
EVs: 220 HP / 204 SpD / 84 Spe  
Calm Nature  
IVs: 0 Atk  
- Protect  
- Icy Wind  
- Scald  
- Heal Pulse  

Stakataka @ Shuca Berry  
Ability: Beast Boost  
EVs: 244 HP / 20 Def / 244 SpD  
Sassy Nature  
IVs: 0 Spe  
- Trick Room  
- Gyro Ball  
- Rock Slide  
- Wide Guard

Amoonguss @ Focus Sash  
Ability: Regenerator  
Level: 50  
EVs: 236 HP / 76 Def / 196 SpD  
Calm Nature  
IVs: 0 Atk  
- Protect  
- Clear Smog  
- Spore  
- Rage Powder