Arceus @ Life Orb  
Ability: Multitype  
EVs: 160 HP / 252 Atk / 4 Def / 72 SpA / 20 Spe  
Naughty Nature  
- Extreme Speed  
- Shadow Claw  
- Ice Beam  
- Swords Dance  

Groudon (Groudon-Primal) @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 56 Def / 204 SpD  
Relaxed Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Toxic  

Kyogre (Kyogre-Primal) @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk / 0 Spe  
- Scald  
- Toxic  
- Rest  
- Sleep Talk  

Salamence (Salamence-Mega) @ Salamencite  
Ability: Intimidate  
EVs: 248 HP / 136 Def / 124 Spe  
Impish Nature  
- Facade  
- Defog  
- Roost  
- Toxic  

Necrozma (Necrozma-Dusk-Mane) @ Solganium Z  
Ability: Prism Armor  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
- Sunsteel Strike  
- Earthquake  
- Swords Dance  
- Trick Room  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 128 HP / 252 Def / 128 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Geomancy  
- Rest  
- Sleep Talk