Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hex  
- Sludge Bomb  
- Will-O-Wisp  
- Taunt  

Xerneas @ Fairium Z  
Ability: Fairy Aura  
EVs: 252 HP / 252 Def / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Ingrain  
- Rest  

Arceus-Flying @ Sky Plate  
Ability: Multitype  
EVs: 252 HP / 64 SpA / 192 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Judgment  
- Will-O-Wisp  
- Recover  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 32 HP / 236 Atk / 64 Def / 176 Spe  
Adamant Nature  
- Liquidation  
- Earthquake  
- Ice Beam  
- Thunder  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
- Dragon Tail  
- Precipice Blades  
- Overheat  
- Toxic  

Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 248 Atk / 8 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Stone Edge  
- Photon Geyser  
- Earthquake