Toxapex @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 232 Def / 24 Spe  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Recover  
- Toxic  
- Toxic Spikes  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
EVs: 244 HP / 152 SpD / 112 Spe  
Jolly Nature  
- Earthquake  
- Facade  
- Swords Dance  
- Roost  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 88 Def / 168 SpD  
Impish Nature  
- Power Whip  
- Leech Seed  
- Spikes  
- Protect  

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

Latias (Latias-Mega) (F) @ Latiasite  
Ability: Levitate  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psyshock  
- Ice Beam  
- Roost  
- Calm Mind  

Chansey @ Eviolite  
Ability: Natural Cure  
Shiny: Yes  
EVs: 252 HP / 248 Def / 4 SpD / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Seismic Toss  
- Thunder Wave  
- Soft-Boiled  
- Stealth Rock