Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 16 HP / 228 Atk / 128 Def / 136 Spe  
Adamant Nature  
- Thousand Arrows  
- Dragon Dance  
- Substitute  
- Toxic  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 224 SpD / 32 Spe  
Careful Nature  
- Iron Head  
- Morning Sun  
- Thunder Wave  
- Stealth Rock  

Eternatus @ Sitrus Berry  
Ability: Pressure  
EVs: 164 HP / 252 SpD / 92 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Recover  
- Mystical Fire  
- Sludge Bomb  

Zarude-Dada @ Leftovers  
Ability: Leaf Guard  
EVs: 252 HP / 240 Def / 16 Spe  
Impish Nature  
- Bulk Up  
- Power Whip  
- Darkest Lariat  
- Synthesis  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Defog  
- Knock Off  
- Roost  
- U-turn  

Calyrex-Shadow @ Choice Specs  
Ability: As One (Spectrier)  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Aromatherapy  
- Trick  
- Psyshock