Kyogre @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 116 Def / 24 SpD / 116 Spe  
Calm Nature  
IVs: 0 Atk  
- Substitute  
- Calm Mind  
- Roar  
- Scald  

Eternatus @ Power Herb  
Ability: Pressure  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Cosmic Power  
- Meteor Beam  
- Dragon Pulse  
- Recover  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 136 HP / 120 SpD / 252 Spe  
Jolly Nature  
- Defog  
- Foul Play  
- Roost  
- U-turn  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 240 Def / 16 Spe  
Impish Nature  
- Sunsteel Strike  
- Morning Sun  
- Earthquake  
- Swords Dance  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 44 HP / 112 Def / 216 SpA / 136 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Substitute  
- Aromatherapy  
- Moonblast  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 180 Def / 52 SpD / 24 Spe  
Impish Nature  
- Sacred Fire  
- Defog  
- Thunder Wave  
- Whirlwind