Heatran @ Chople Berry  
Ability: Flash Fire  
EVs: 120 HP / 252 SpA / 136 Spe  
Modest Nature  
IVs: 0 Atk  
- Flamethrower  
- Earth Power  
- Ancient Power  
- Taunt  

Aerodactyl @ Choice Band  
Ability: Rock Head  
EVs: 252 HP / 88 Atk / 32 SpD / 136 Spe  
Jolly Nature  
- Earthquake  
- Aerial Ace  
- Stone Edge  
- Ice Fang 

Shaymin @ Leftovers  
Ability: Natural Cure  
EVs: 252 Def / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Seed Flare  
- Substitute  
- Protect  
- Leech Seed