Kyogre @ Choice Scarf  
Ability: Drizzle  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Water Spout  
- Ice Beam  
- Thunder  
- Origin Pulse  

Blissey (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Careful Nature  
- Seismic Toss / Shadow Ball  
- Confide  
- Soft-Boiled  
- Aromatherapy / Skill Swap  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 252 SpD / 184 Spe  
Jolly Nature  
- Knock Off  
- Foul Play  
- Defog  
- Roost  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 40 HP / 252 Def / 216 Spe  
Jolly Nature  
- Thousand Arrows  
- Coil  
- Toxic  
- Rest  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- Sunsteel Strike  
- Earthquake  
- Morning Sun  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 188 Def / 252 SpA / 68 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Focus Blast / Thunder  
- Geomancy  
- Substitute / Aromatherapy