Mewtwo @ Expert Belt  
Ability: Unnerve  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psystrike  
- Ice Beam  
- Fire Blast  
- Nasty Plot  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
Shiny: Yes  
EVs: 252 HP / 252 SpD  
Careful Nature  
- Leech Seed  
- Spikes  
- Knock Off  
- Power Whip  

Tyranitar @ Heavy-Duty Boots  
Ability: Sand Stream  
Shiny: Yes  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Stealth Rock  
- Rock Blast  
- Foul Play  
- Rest  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Shiny: Yes  
EVs: 248 HP / 208 Def / 52 SpD  
Impish Nature  
- Sacred Fire  
- Defog  
- Thunder Wave  
- Whirlwind  

Xerneas @ Leftovers  
Ability: Fairy Aura  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Rest  
- Sleep Talk  
- Aromatherapy  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 72 Def / 188 SpD  
Careful Nature  
- U-turn  
- Knock Off  
- Sucker Punch  
- Roost