Diancie-Mega @ Diancite  
Ability: stealthrock  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Diamond Storm  
- Protect  
- Earth Power  

Vaporeon @ Leftovers  
Ability: haze  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Wish  
- Protect  
- Toxic  
- Scald  

Chansey @ Eviolite  
Ability: wish  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
- Heal Bell  
- Thunder Wave  
- Seismic Toss  
- Soft-Boiled  

Victini @ Choice Scarf  
Ability: sunnyday  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- U-turn  
- Bolt Strike  
- Facade  

Scizor @ Leftovers  
Ability: defog  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- U-turn  
- Bullet Punch  
- Swords Dance  
- Roost  

Blacephalon @ Choice Specs  
Ability: painsplit  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fire Blast  
- Mind Blown  
- Shadow Ball  
- Psyshock