Eternatus @ Life Orb  
Ability: Pressure  
EVs: 40 Def / 252 SpA / 216 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Recover  
- Flamethrower  
- Sludge Bomb  

Eternatus @ Sitrus Berry  
Ability: Pressure  
EVs: 128 HP / 252 Def / 36 SpA / 92 Spe  
Timid Nature  
- Dragon Tail  
- Recover  
- Flamethrower  
- Dragon Dance  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 184 HP / 72 SpD / 252 Spe  
Jolly Nature  
- Foul Play  
- Roost  
- U-turn  
- Defog  

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

Lapras @ Heavy-Duty Boots  
Ability: Water Absorb  
Gigantamax: Yes  
EVs: 244 HP / 188 Def / 76 SpD  
Calm Nature  
IVs: 0 Atk  
- Horn Drill  
- Rest  
- Sheer Cold  
- Sleep Talk  

Kyogre @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 240 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Surf  
- Thunder Wave  
- Rest