Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Ascent  
- V-create  
- Extreme Speed  
- Outrage  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Focus Blast  
- Defog  
- Aromatherapy  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 140 Def / 252 SpA / 116 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Psyshock  
- Thunder  

Arceus-Poison @ Poisonium Z  
Ability: Multitype  
EVs: 248 HP / 8 Atk / 4 Def / 152 SpD / 96 Spe  
Jolly Nature  
- Poison Jab  
- Will-O-Wisp  
- Recover  
- Stealth Rock  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 244 HP / 240 Def / 24 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Perish Song  
- Recover  
- Will-O-Wisp  

Kyogre @ Blue Orb  
Ability: Drizzle  
EVs: 72 Def / 184 SpA / 252 Spe  
Modest Nature  
- Origin Pulse  
- Ice Beam  
- Calm Mind  
- Water Spout