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

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 240 SpD / 196 Spe  
Jolly Nature  
- Sucker Punch  
- Knock Off  
- Roost  
- Defog  

Necrozma-Dusk-Mane @ Heavy-Duty Boots  
Ability: Prism Armor  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Morning Sun  
- Earthquake  
- Sunsteel Strike  
- Stealth Rock  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 8 Atk / 252 Def  
Relaxed Nature  
IVs: 30 Atk / 0 Spe  
- Transform  

Lunala @ Heavy-Duty Boots  
Ability: Shadow Shield  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Hex  
- Ice Beam  
- Roost  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 8 Def / 248 SpD  
Careful Nature  
- Spikes  
- Leech Seed  
- Power Whip  
- Knock Off