Metagross-Mega @ Metagrossite  
Ability: Tough Claws  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Bullet Punch  
- Meteor Mash  
- Zen Headbutt  
- Earthquake  

Garchomp (M) @ Rocky Helmet  
Ability: Rough Skin  
EVs: 216 HP / 200 Def / 92 Spe  
Impish Nature  
- Stealth Rock  
- Dragon Tail  
- Earthquake  
- Toxic  

Magnezone @ Choice Scarf  
Ability: Magnet Pull  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk / 30 SpA / 30 Spe  
- Thunderbolt  
- Flash Cannon  
- Hidden Power [Fire]  
- Volt Switch  

Latios @ Choice Specs  
Ability: Levitate  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psychic  
- Surf  
- Defog  

Clefable (F) @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 248 Def / 8 SpA  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Thunderbolt  
- Ice Beam  
- Soft-Boiled  

Keldeo @ Choice Specs  
Ability: Justified  
Happiness: 0  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk / 30 SpA  
- Scald  
- Hydro Pump  
- Focus Blast  
- Hidden Power [Grass]