Mewtwo @ Life Orb  
Ability: Pressure  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psystrike  
- Nasty Plot  
- Ice Beam  
- Flamethrower  

Tangrowth @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Grass Knot  
- Leech Seed  
- Earthquake  
- Sleep Powder  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 252 SpD / 184 Spe  
Timid Nature  
- Roost  
- Foul Play  
- Knock Off  
- U-turn  

Blissey (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Stealth Rock  
- Healing Wish  
- Seismic Toss  
- Soft-Boiled  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 204 Def / 52 SpD  
Impish Nature  
- Sacred Fire  
- Defog  
- Thunder Wave  
- Whirlwind  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Leech Seed  
- Protect  
- Spikes  
- Knock Off