Arceus @ Safety Goggles  
Ability: Multitype  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Earthquake  
- Defog  

Rayquaza-Mega @ Focus Sash  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- V-create  
- Dragon Ascent  
- Earthquake  
- Draco Meteor  

Yveltal @ Life Orb  
Ability: Dark Aura  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Rash Nature  
- Oblivion Wing  
- Dark Pulse  
- Heat Wave  
- Knock Off  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Behemoth Blade  
- Close Combat  
- Crunch  
- Wild Charge  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 96 Def / 160 SpA  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Thunder Wave  
- Overheat  
- Hidden Power [Ice]  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
IVs: 30 Atk  
- Transform