Azelf @ Focus Sash  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Taunt  
- Fire Blast  
- Hidden Power [Grass]  

Altaria-Mega @ Altarianite  
Ability: Natural Cure  
Happiness: 0  
EVs: 56 HP / 252 Atk / 200 Spe  
Jolly Nature  
- Dragon Dance  
- Frustration  
- Roost  
- Earthquake  

Latias @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 92 Def / 4 SpA / 160 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Stored Power  
- Recover  
- Reflect Type  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
EVs: 20 HP / 252 Atk / 236 Spe  
Adamant Nature  
- Swords Dance  
- Knock Off  
- Facade  
- Roost  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
IVs: 1 Atk / 30 SpA / 30 SpD / 0 Spe  
- Transform  

Volcanion @ Firium Z  
Ability: Water Absorb  
EVs: 36 HP / 252 SpA / 4 SpD / 216 Spe  
Modest Nature  
IVs: 0 Atk  
- Substitute  
- Steam Eruption  
- Earth Power  
- Fire Blast