Hippowdon @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Stealth Rock  
- Slack Off  
- Earthquake  
- Toxic  

Heatran @ Air Balloon  
Ability: Flash Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 2 Atk / 30 SpA  
- Magma Storm  
- Hidden Power [Grass]  
- Dragon Pulse  
- Flamethrower  

Skarmory @ Leftovers  
Ability: Sturdy  
EVs: 252 HP / 252 Def / 4 Spe  
Impish Nature  
- Spikes  
- Roost  
- Whirlwind  
- Brave Bird  

Latias (F) @ Colbur Berry  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunder Wave  
- Surf  
- Draco Meteor  
- Recover  

Reuniclus @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 252 Def / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Recover  
- Psyshock  
- Thunder  

Clefable @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 24 Def / 232 SpD  
Calm Nature  
- Soft-Boiled  
- Thunder Wave  
- Knock Off  
- Ice Beam