Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 Atk / 252 SpA / 4 SpD  
Quiet Nature  
- Eruption  
- Precipice Blades  
- Stone Edge  
- Hidden Power [Ice]  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 Atk / 4 Def / 252 SpA  
Brave Nature  
IVs: 0 Spe  
- Water Spout  
- Liquidation  
- Earthquake  
- Ice Beam  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Moonblast  
- Stealth Rock  
- Trick Room  
- Explosion  

Cresselia @ Light Clay  
Ability: Levitate  
EVs: 248 HP / 112 Def / 148 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Reflect  
- Light Screen  
- Trick Room  
- Lunar Dance  

Necrozma-Dusk-Mane @ Solganium Z  
Ability: Prism Armor  
EVs: 248 HP / 252 Atk / 8 SpD  
Brave Nature  
IVs: 0 Spe  
- Sunsteel Strike  
- Earthquake  
- Swords Dance  
- Trick Room  

Arceus @ Chople Berry  
Ability: Multitype  
EVs: 248 HP / 252 Atk / 8 Def  
Brave Nature  
IVs: 0 Spe  
- Swords Dance  
- Extreme Speed  
- Shadow Claw  
- Trick Room