Deoxys-Speed @ Light Clay  
Ability: Pressure  
EVs: 160 HP / 132 Def / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Reflect  
- Light Screen  
- Stealth Rock  
- Taunt  

Rayquaza-Mega @ Life Orb  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Dragon Ascent  
- V-create  
- Extreme Speed  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 104 Def / 252 SpA / 152 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Focus Blast  
- Psyshock  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Sunsteel Strike  
- Swords Dance  
- Earthquake  
- Trick Room  

Arceus @ Chople Berry  
Ability: Multitype  
EVs: 36 HP / 252 Atk / 220 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Facade  
- Shadow Claw  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 100 HP / 252 SpA / 156 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Water Spout  
- Ice Beam  
- Origin Pulse