Scizor @ Scizorite  
Ability: Technician  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- U-turn  
- Bullet Punch  
- Swords Dance  
- Roost  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Transform  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 100 HP / 252 SpA / 156 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Focus Blast  
- Thunder  

Arceus @ Normalium Z  
Ability: Multitype  
EVs: 48 HP / 252 Atk / 208 Spe  
Adamant Nature  
- Swords Dance  
- Refresh  
- Extreme Speed  
- Shadow Claw  

Groudon @ Red Orb  
Ability: Drought  
EVs: 252 HP / 56 Def / 184 SpD / 16 Spe  
Impish Nature  
- Stealth Rock  
- Precipice Blades  
- Toxic  
- Overheat  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 4 HP / 252 Def / 252 SpA  
Bold Nature  
IVs: 0 Atk  
- Thunder Wave  
- Toxic  
- Hex  
- Defog