Zygarde-Complete @ Dragonium Z  
Ability: Power Construct  
EVs: 228 Atk / 48 SpD / 204 Spe  
Adamant Nature  
- Dragon Dance  
- Substitute  
- Thousand Arrows  
- Outrage  

Toxapex @ Shed Shell  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Recover  
- Toxic Spikes  
- Toxic  
- Haze  

Ho-Oh @ Choice Band  
Ability: Regenerator  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Brave Bird  
- Sacred Fire  
- Toxic  
- Defog  

Yveltal @ Dread Plate  
Ability: Dark Aura  
EVs: 248 HP / 180 Def / 80 Spe  
Impish Nature  
- Foul Play  
- Roost  
- Defog  
- Sucker Punch  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
- Precipice Blades  
- Overheat  
- Stealth Rock  
- Toxic  

Arceus @ Chople Berry  
Ability: Multitype  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Swords Dance  
- Recover  
- Shadow Claw  
- Extreme Speed