Dragonite @ Choice Band  
Ability: Multiscale  
EVs: 192 Atk / 64 Def / 252 Spe  
Adamant Nature  
- Outrage  
- Superpower  
- Earthquake  
- Fly  

Heatran @ Air Balloon  
Ability: Flash Fire  
EVs: 252 HP / 72 SpA / 64 SpD / 120 Spe  
Calm Nature  
- Earth Power  
- Taunt  
- Rock Tomb  
- Overheat  

Venusaur-Mega @ Venusaurite  
Ability: Thick Fat  
EVs: 252 HP / 72 Def / 136 SpA / 48 SpD  
Bold Nature  
IVs: 0 Atk  
- Leech Seed  
- Synthesis  
- Sludge Bomb  
- Giga Drain