Necrozma @ Sitrus Berry  
Ability: Prism Armor  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Expanding Force  
- Earth Power  
- Trick Room  
- Protect  

Alcremie (F) @ Safety Goggles  
Ability: Aroma Veil  
EVs: 252 HP / 252 Def / 4 SpA  
Relaxed Nature  
IVs: 0 Spe  
- Decorate  
- Drain Punch  
- Safeguard  
- Protect  

Porygon2 @ Eviolite  
Ability: Download  
EVs: 252 HP / 40 Def / 28 SpA / 188 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Ice Beam  
- Thunderbolt  
- Trick Room  
- Recover  

Mew @ Iapapa Berry  
Ability: Synchronize  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Trick Room  
- Transform  
- Magic Coat  
- Drain Punch  

Indeedee-F (F) @ Eject Button  
Ability: Psychic Surge  
EVs: 252 HP / 204 Def / 52 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Follow Me  
- Helping Hand  
- Expanding Force  
- Trick  

Volcanion @ Shuca Berry  
Ability: Water Absorb  
EVs: 248 HP / 252 SpA / 8 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Steam Eruption  
- Heat Wave  
- Overheat  
- Protect