Deoxys-Speed @ Focus Sash  
Ability: Pressure  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Skill Swap  
- Magic Coat  
- Taunt  

Groudon-Primal @ Red Orb  
Ability: Drought  
EVs: 252 Atk / 100 SpD / 156 Spe  
Adamant Nature  
- Rock Polish  
- Swords Dance  
- Precipice Blades  
- Stone Edge  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 168 Def / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast  

Arceus @ Chople Berry  
Ability: Multitype  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Extreme Speed  
- Shadow Force  
- Earthquake  

Marshadow @ Marshadium Z  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Close Combat  
- Shadow Sneak  
- Ice Punch  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Origin Pulse  
- Thunder  
- Ice Beam