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

Yveltal @ Life Orb  
Ability: Dark Aura  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Dark Pulse  
- Oblivion Wing  
- Heat Wave  
- Rock Slide  

Eternatus @ Life Orb  
Ability: Pressure  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Sludge Bomb  
- Recover  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Shiny: Yes  
EVs: 252 HP / 206 Def / 52 SpD  
- Sacred Fire  
- Toxic  
- Defog  
- Brave Bird  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
- Eruption  
- Precipice Blades  
- Stone Edge  
- Hidden Power [Ice]  

Arceus-Water @ Waterium Z  
Ability: Multitype  
EVs: 252 HP / 252 Def / 4 SpA  
IVs: 0 Atk  
- Hidden Power [Ice]  
- Toxic  
- Refresh  
- Recover