Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 240 HP / 252 Def / 16 Spe  
Timid Nature  
IVs: 0 Atk  
- Dragon Pulse  
- Meteor Beam  
- Recover  
- Cosmic Power  

The Strap (Eternatus) @ Power Herb  
Ability: Pressure  
EVs: 56 HP / 252 Def / 56 SpA / 144 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Meteor Beam  
- Flamethrower  
- Recover  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 248 Def / 8 Spe  
Impish Nature  
- Stealth Rock  
- Thunder Wave  
- Sunsteel Strike  
- Morning Sun  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 76 Def / 184 Spe  
Jolly Nature  
- Foul Play  
- Sucker Punch  
- Defog  
- Roost  

Kyogre @ Leftovers  
Ability: Drizzle  
EVs: 240 HP / 224 Def / 44 Spe  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Sheer Cold  
- Sleep Talk  
- Rest  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 244 HP / 52 Atk / 132 Def / 56 SpD / 24 Spe  
Careful Nature  
- Brave Bird  
- Sacred Fire  
- Thunder Wave  
- Whirlwind