Cobalion @ Choice Specs  
Ability: Justified  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk / 30 SpA  
- Flash Cannon  
- Focus Blast  
- Hidden Power [Grass]  
- Volt Switch  

Swampert-Mega @ Swampertite  
Ability: Damp  
EVs: 120 HP / 252 Atk / 136 Spe  
Adamant Nature  
- Stealth Rock  
- Earthquake  
- Stone Edge  
- Ice Punch  

Doublade @ Eviolite  
Ability: No Guard  
EVs: 240 HP / 252 Atk / 8 SpD / 8 Spe  
Adamant Nature  
- Iron Head  
- Shadow Claw  
- Shadow Sneak  
- Swords Dance  

Gardevoir @ Choice Scarf  
Ability: Trace  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Psychic  
- Trick  
- Healing Wish  

Hydreigon @ Lum Berry  
Ability: Levitate  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Dark Pulse  
- Taunt  
- Roost  

Crobat @ Rocky Helmet  
Ability: Infiltrator  
EVs: 248 HP / 84 Atk / 176 Spe  
Jolly Nature  
- Brave Bird  
- U-turn  
- Defog  
- Roost