Calyrex-Shadow @ Leftovers  
Ability: As One (Spectrier)  
EVs: 52 Def / 204 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Leech Seed  
- Nasty Plot  
- Astral Barrage  

Kyogre @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 220 Def / 36 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Rest  
- Scald  
- Thunder  

Eternatus @ Haban Berry  
Ability: Pressure  
EVs: 252 HP / 156 SpD / 100 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Toxic  
- Mystical Fire  
- Recover  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 224 Def / 32 Spe  
Impish Nature  
- Iron Head  
- Thunder Wave  
- Morning Sun  
- Stealth Rock  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 184 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Roost  
- Defog  
- Sucker Punch  

Zygarde @ Life Orb  
Ability: Power Construct  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Outrage  
- Crunch