Deoxys-Speed @ Focus Sash  
Ability: Pressure  
EVs: 252 HP / 4 Def / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Spikes  
- Taunt  
- Low Sweep  

Regieleki @ Life Orb  
Ability: Transistor  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Wild Charge  
- Rapid Spin  
- Explosion  
- Assurance  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 12 SpD / 248 Spe  
Jolly Nature  
- Foul Play  
- U-turn  
- Roost  
- Taunt  

Arceus-Steel @ Iron Plate  
Ability: Multitype  
EVs: 36 HP / 252 SpA / 220 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Thunder  
- Recover  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Eruption  
- Precipice Blades  
- Hidden Power [Ice]  
- Stone Edge  

Rayquaza-Mega @ Life Orb  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Dragon Ascent  
- Earthquake  
- Extreme Speed