Gengar @ Gengarite  
Ability: Cursed Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hex  
- Will-O-Wisp  
- Sludge Wave  
- Destiny Bond  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 72 Def / 252 SpA / 184 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Geomancy  
- Hidden Power [Fire]  
- Thunder  

Groudon (Groudon-Primal) @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 4 Def / 252 Spe  
Jolly Nature  
- Swords Dance  
- Earthquake  
- Fire Punch  
- Dragon Claw  

Arceus @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 112 Def / 48 SpD / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Recover  
- Calm Mind  

Necrozma (Necrozma-Dusk-Mane) @ Solganium Z  
Ability: Prism Armor  
EVs: 248 HP / 16 Def / 220 SpD / 24 Spe  
Careful Nature  
- Stealth Rock  
- Swords Dance  
- Sunsteel Strike  
- Morning Sun  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 8 HP / 252 Def / 248 SpD  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Hex  
- Toxic  
- Dragon Pulse