Here Comes the Sun (Mewtwo-Mega-Y) @ Leftovers  
Ability: Dazzling  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psystrike  
- Moonblast  
- Secret Sword  
- Strength Sap  

The End (Yveltal) @ Black Glasses  
Ability: Adaptability  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Revelation Dance  
- Oblivion Wing  
- Quiver Dance  
- Baneful Bunker  

Her Majesty (Magearna) @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Spectral Thief  
- Moonblast  
- Rapid Spin  
- U-turn  

Sun King (Groudon) @ Red Orb  
Ability: Download  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- V-create  
- Precipice Blades  
- Moonlight  
- Knock Off  

Octopus's Garden (Arceus-Water) @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Baneful Bunker  
- Scald  
- Ice Beam  
- Taunt  

Carry That Weight (Zygarde-Complete) @ Groundium Z  
Ability: Prankster  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Haze  
- Shore Up  
- Core Enforcer  
- Thousand Waves