Zekrom @ Heavy-Duty Boots  
Ability: Teravolt  
EVs: 208 HP / 108 Atk / 192 Spe  
Adamant Nature  
- Bolt Strike  
- Roost  
- Scale Shot  
- Volt Switch  

Groudon @ Leftovers  
Ability: Drought  
EVs: 252 HP / 16 Atk / 220 Def / 20 Spe  
Adamant Nature  
- Stealth Rock  
- Precipice Blades  
- Swords Dance  
- Stone Edge  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 200 HP / 8 Def / 48 SpD / 252 Spe  
Jolly Nature  
- Taunt  
- Knock Off  
- Roost  
- U-turn  

Blissey (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Thunder Wave  
- Seismic Toss  
- Soft-Boiled  
- Teleport  

Skarmory @ Rocky Helmet  
Ability: Sturdy  
EVs: 252 HP / 252 Def / 4 Spe  
Impish Nature  
IVs: 0 Atk  
- Roost  
- Body Press  
- Toxic  
- Spikes  

Marshadow @ Choice Band  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Spectral Thief  
- Poltergeist  
- Close Combat  
- Shadow Sneak