Rayquaza-Mega @ Focus Sash  
Ability: Delta Stream  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Protect  
- Swords Dance  
- Extreme Speed  
- Dragon Ascent  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Level: 50  
EVs: 44 HP / 148 Def / 60 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Protect  
- Geomancy  
- Dazzling Gleam  
- Moonblast  

Incineroar (M) @ Figy Berry  
Ability: Intimidate
EVs: 236 HP / 236 SpD / 36 Spe  
Careful Nature  
- U-turn  
- Snarl  
- Flare Blitz  
- Fake Out  

Landorus-Therian @ Groundium Z  
Ability: Intimidate  
Level: 50  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Protect  
- Swords Dance  
- Rock Slide  
- Earthquake  

Amoonguss (M) @ Coba Berry  
Ability: Regenerator  
EVs: 236 HP / 84 Def / 188 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Spore  
- Rage Powder  
- Grass Knot  
- Clear Smog  

Stakataka @ Figy Berry  
Ability: Beast Boost  
Level: 50  
EVs: 244 HP / 252 Atk / 12 SpD  
Brave Nature  
IVs: 0 Spe  
- Gyro Ball  
- Rock Slide  
- Trick Room  
- Wide Guard