Kyogre @ Life Orb  
Ability: Drizzle  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
- Origin Pulse  
- Ice Beam  
- Calm Mind  
- Hidden Power [Flying]  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Behemoth Blade  
- Wild Charge  
- Close Combat  
- Assurance  

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

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

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 8 SpA / 252 SpD  
Calm Nature  
- Snarl  
- U-turn  
- Roost  
- Defog  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Whirlpool  
- Ice Beam  
- Perish Song  
- Recover