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

Gastrodon @ Heavy-Duty Boots  
Ability: Storm Drain  
EVs: 252 HP / 248 SpD / 8 Spe  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Earth Power  
- Clear Smog  
- Recover  

Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 248 HP / 4 Def / 168 SpD / 88 Spe  
Calm Nature  
IVs: 0 Atk  
- Protect  
- Lava Plume  
- Toxic  
- Stealth Rock  

Skarmory @ Rocky Helmet  
Ability: Sturdy  
EVs: 252 HP / 176 Def / 80 Spe  
Bold Nature  
IVs: 0 Atk  
- Spikes  
- Iron Defense  
- Roost  
- Body Press  

Clefable @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Thunder Wave  
- Moonblast  
- Soft-Boiled  
- Aromatherapy  

Reuniclus @ Psychium Z  
Ability: Magic Guard  
EVs: 252 HP / 212 Def / 44 Spe  
Bold Nature  
- Psyshock  
- Knock Off  
- Recover  
- Calm Mind