Terrakion @ Choice Scarf  
Ability: Justified  
EVs: 64 HP / 252 Atk / 192 Spe  
Jolly Nature  
- Stone Edge  
- Close Combat  
- Double Kick  
- Toxic  

Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
EVs: 12 HP / 252 Atk / 92 Def / 152 Spe  
Jolly Nature  
- Dragon Ascent  
- Waterfall  
- V-create  
- Extreme Speed  

Arceus @ Lum Berry  
Ability: Multitype  
Happiness: 0  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Shadow Claw  
- Frustration  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 252 SpD / 8 Spe  
Careful Nature  
- Stealth Rock  
- Fire Punch  
- Toxic  
- Precipice Blades  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 152 HP / 52 Def / 252 SpA / 52 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Sleep Talk  
- Rest  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 248 HP / 244 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Toxic  
- Judgment  
- Defog  
- Recover