Rayquaza @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Lonely Nature  
- Dragon Energy  
- Brave Bird  
- Rapid Spin  
- Flare Blitz  

Kyogre @ Toxic Orb  
Ability: Poison Heal  
Level: 99  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Volt Switch  
- Scald  
- Court Change  
- Baneful Bunker  

Reshiram @ Choice Specs  
Ability: Adaptability  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Hasty Nature  
- Eruption  
- Dragon Energy  
- V-create  
- Dragon Darts  

Magearna @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Sassy Nature  
- Anchor Shot  
- Lava Plume  
- Entrainment  
- Shore Up  

Yveltal @ Heavy-Duty Boots  
Ability: Ice Scales  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Knock Off  
- Shore Up  
- Spectral Thief  
- Teleport  

Giratina @ Griseous Orb  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Shore Up  
- Haze  
- Core Enforcer  
- Destiny Bond